Home / 40,738,028.76-56,217,358.14-22,403,314.20

Finding the Fourth Proportional to 40,738,028.76, 56,217,358.14 and 22,403,314.20

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Solution

The fourth proportional to 40,738,028.76, 56,217,358.14 and 22,403,314.20 is: 30,915,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,738,028.76 : 56,217,358.14 = 22,403,314.20 : x
  2. Step 2: Convert to fraction form
    40,738,028.76/56,217,358.14 = 22,403,314.20/x
  3. Step 3: Cross multiply
    40,738,028.76x = 56,217,358.14 × 22,403,314.20
  4. Step 4: Simplify right side
    40,738,028.76x = 1,259,455,137,904,347.50
  5. Step 5: Solve for x
    x = 1,259,455,137,904,347.50/40,738,028.76
  6. Step 6: Final answer
    x = 30,915,956.82

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Double scale
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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.