Home / 39,292,313.10-58,938,469.65-20,160,437.10

Finding the Fourth Proportional to 39,292,313.10, 58,938,469.65 and 20,160,437.10

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Solution

The fourth proportional to 39,292,313.10, 58,938,469.65 and 20,160,437.10 is: 30,240,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292,313.10 : 58,938,469.65 = 20,160,437.10 : x
  2. Step 2: Convert to fraction form
    39,292,313.10/58,938,469.65 = 20,160,437.10/x
  3. Step 3: Cross multiply
    39,292,313.10x = 58,938,469.65 × 20,160,437.10
  4. Step 4: Simplify right side
    39,292,313.10x = 1,188,225,310,149,084
  5. Step 5: Solve for x
    x = 1,188,225,310,149,084/39,292,313.10
  6. Step 6: Final answer
    x = 30,240,655.65

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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.