Home / 8,927,006.90-12,319,404.51-5,007,631.84

Finding the Fourth Proportional to 8,927,006.90, 12,319,404.51 and 5,007,631.84

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Solution

The fourth proportional to 8,927,006.90, 12,319,404.51 and 5,007,631.84 is: 6,910,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927,006.90 : 12,319,404.51 = 5,007,631.84 : x
  2. Step 2: Convert to fraction form
    8,927,006.90/12,319,404.51 = 5,007,631.84/x
  3. Step 3: Cross multiply
    8,927,006.90x = 12,319,404.51 × 5,007,631.84
  4. Step 4: Simplify right side
    8,927,006.90x = 61,691,042,274,115.59
  5. Step 5: Solve for x
    x = 61,691,042,274,115.59/8,927,006.90
  6. Step 6: Final answer
    x = 6,910,607.66

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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.