Home / 48,767,389.08-67,233,892.85-38,742,151.94

Finding the Fourth Proportional to 48,767,389.08, 67,233,892.85 and 38,742,151.94

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Solution

The fourth proportional to 48,767,389.08, 67,233,892.85 and 38,742,151.94 is: 53,412,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,767,389.08 : 67,233,892.85 = 38,742,151.94 : x
  2. Step 2: Convert to fraction form
    48,767,389.08/67,233,892.85 = 38,742,151.94/x
  3. Step 3: Cross multiply
    48,767,389.08x = 67,233,892.85 × 38,742,151.94
  4. Step 4: Simplify right side
    48,767,389.08x = 2,604,785,691,782,499.50
  5. Step 5: Solve for x
    x = 2,604,785,691,782,499.50/48,767,389.08
  6. Step 6: Final answer
    x = 53,412,449.20

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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.