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Finding the Fourth Proportional to 73,755,410.79, 101,779,798.82 and 40,714,950.27

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Solution

The fourth proportional to 73,755,410.79, 101,779,798.82 and 40,714,950.27 is: 56,185,158.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,755,410.79 : 101,779,798.82 = 40,714,950.27 : x
  2. Step 2: Convert to fraction form
    73,755,410.79/101,779,798.82 = 40,714,950.27/x
  3. Step 3: Cross multiply
    73,755,410.79x = 101,779,798.82 × 40,714,950.27
  4. Step 4: Simplify right side
    73,755,410.79x = 4,143,959,447,243,330
  5. Step 5: Solve for x
    x = 4,143,959,447,243,330/73,755,410.79
  6. Step 6: Final answer
    x = 56,185,158.52

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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.