Home / 51,665,877.34-77,508,351.32-21,376,102.30

Finding the Fourth Proportional to 51,665,877.34, 77,508,351.32 and 21,376,102.30

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Solution

The fourth proportional to 51,665,877.34, 77,508,351.32 and 21,376,102.30 is: 32,068,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,665,877.34 : 77,508,351.32 = 21,376,102.30 : x
  2. Step 2: Convert to fraction form
    51,665,877.34/77,508,351.32 = 21,376,102.30/x
  3. Step 3: Cross multiply
    51,665,877.34x = 77,508,351.32 × 21,376,102.30
  4. Step 4: Simplify right side
    51,665,877.34x = 1,656,826,446,920,660
  5. Step 5: Solve for x
    x = 1,656,826,446,920,660/51,665,877.34
  6. Step 6: Final answer
    x = 32,068,098.56

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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.