Home / 75,124,937.22-103,769,663.16-62,124,709.38

Finding the Fourth Proportional to 75,124,937.22, 103,769,663.16 and 62,124,709.38

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Solution

The fourth proportional to 75,124,937.22, 103,769,663.16 and 62,124,709.38 is: 85,812,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,124,937.22 : 103,769,663.16 = 62,124,709.38 : x
  2. Step 2: Convert to fraction form
    75,124,937.22/103,769,663.16 = 62,124,709.38/x
  3. Step 3: Cross multiply
    75,124,937.22x = 103,769,663.16 × 62,124,709.38
  4. Step 4: Simplify right side
    75,124,937.22x = 6,446,660,166,275,492
  5. Step 5: Solve for x
    x = 6,446,660,166,275,492/75,124,937.22
  6. Step 6: Final answer
    x = 85,812,519.85

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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.