Home / 42,850,245.44-59,151,434.24-28,930,457.12

Finding the Fourth Proportional to 42,850,245.44, 59,151,434.24 and 28,930,457.12

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Solution

The fourth proportional to 42,850,245.44, 59,151,434.24 and 28,930,457.12 is: 39,936,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,850,245.44 : 59,151,434.24 = 28,930,457.12 : x
  2. Step 2: Convert to fraction form
    42,850,245.44/59,151,434.24 = 28,930,457.12/x
  3. Step 3: Cross multiply
    42,850,245.44x = 59,151,434.24 × 28,930,457.12
  4. Step 4: Simplify right side
    42,850,245.44x = 1,711,278,031,866,820
  5. Step 5: Solve for x
    x = 1,711,278,031,866,820/42,850,245.44
  6. Step 6: Final answer
    x = 39,936,248.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.