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Finding the Fourth Proportional to 61,889,536.90, 92,834,305.35 and 16,451,331.40

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Solution

The fourth proportional to 61,889,536.90, 92,834,305.35 and 16,451,331.40 is: 24,676,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,889,536.90 : 92,834,305.35 = 16,451,331.40 : x
  2. Step 2: Convert to fraction form
    61,889,536.90/92,834,305.35 = 16,451,331.40/x
  3. Step 3: Cross multiply
    61,889,536.90x = 92,834,305.35 × 16,451,331.40
  4. Step 4: Simplify right side
    61,889,536.90x = 1,527,247,922,601,643
  5. Step 5: Solve for x
    x = 1,527,247,922,601,643/61,889,536.90
  6. Step 6: Final answer
    x = 24,676,997.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.