Home / 10,010,281.70-15,015,422.55-3,621,520.10

Finding the Fourth Proportional to 10,010,281.70, 15,015,422.55 and 3,621,520.10

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Solution

The fourth proportional to 10,010,281.70, 15,015,422.55 and 3,621,520.10 is: 5,432,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010,281.70 : 15,015,422.55 = 3,621,520.10 : x
  2. Step 2: Convert to fraction form
    10,010,281.70/15,015,422.55 = 3,621,520.10/x
  3. Step 3: Cross multiply
    10,010,281.70x = 15,015,422.55 × 3,621,520.10
  4. Step 4: Simplify right side
    10,010,281.70x = 54,378,654,574,818.26
  5. Step 5: Solve for x
    x = 54,378,654,574,818.26/10,010,281.70
  6. Step 6: Final answer
    x = 5,432,280.15

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Double scale
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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.