Home / 20,352,033.70-30,528,050.55-20,210,316.10

Finding the Fourth Proportional to 20,352,033.70, 30,528,050.55 and 20,210,316.10

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Solution

The fourth proportional to 20,352,033.70, 30,528,050.55 and 20,210,316.10 is: 30,315,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,352,033.70 : 30,528,050.55 = 20,210,316.10 : x
  2. Step 2: Convert to fraction form
    20,352,033.70/30,528,050.55 = 20,210,316.10/x
  3. Step 3: Cross multiply
    20,352,033.70x = 30,528,050.55 × 20,210,316.10
  4. Step 4: Simplify right side
    20,352,033.70x = 616,981,551,532,278.88
  5. Step 5: Solve for x
    x = 616,981,551,532,278.88/20,352,033.70
  6. Step 6: Final answer
    x = 30,315,474.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.