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Finding the Fourth Proportional to 16,607,312.70, 24,910,969.05 and 9,776,874.30

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Solution

The fourth proportional to 16,607,312.70, 24,910,969.05 and 9,776,874.30 is: 14,665,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,607,312.70 : 24,910,969.05 = 9,776,874.30 : x
  2. Step 2: Convert to fraction form
    16,607,312.70/24,910,969.05 = 9,776,874.30/x
  3. Step 3: Cross multiply
    16,607,312.70x = 24,910,969.05 × 9,776,874.30
  4. Step 4: Simplify right side
    16,607,312.70x = 243,551,413,093,040.44
  5. Step 5: Solve for x
    x = 243,551,413,093,040.44/16,607,312.70
  6. Step 6: Final answer
    x = 14,665,311.45

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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.