Home / 33,120,156.70-49,680,235.05-10,403,350.30

Finding the Fourth Proportional to 33,120,156.70, 49,680,235.05 and 10,403,350.30

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Solution

The fourth proportional to 33,120,156.70, 49,680,235.05 and 10,403,350.30 is: 15,605,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120,156.70 : 49,680,235.05 = 10,403,350.30 : x
  2. Step 2: Convert to fraction form
    33,120,156.70/49,680,235.05 = 10,403,350.30/x
  3. Step 3: Cross multiply
    33,120,156.70x = 49,680,235.05 × 10,403,350.30
  4. Step 4: Simplify right side
    33,120,156.70x = 516,840,888,211,488
  5. Step 5: Solve for x
    x = 516,840,888,211,488/33,120,156.70
  6. Step 6: Final answer
    x = 15,605,025.45

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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.