Home / 8,901,007.70-13,351,511.55-5,909,191.70

Finding the Fourth Proportional to 8,901,007.70, 13,351,511.55 and 5,909,191.70

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Solution

The fourth proportional to 8,901,007.70, 13,351,511.55 and 5,909,191.70 is: 8,863,787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901,007.70 : 13,351,511.55 = 5,909,191.70 : x
  2. Step 2: Convert to fraction form
    8,901,007.70/13,351,511.55 = 5,909,191.70/x
  3. Step 3: Cross multiply
    8,901,007.70x = 13,351,511.55 × 5,909,191.70
  4. Step 4: Simplify right side
    8,901,007.70x = 78,896,641,233,714.14
  5. Step 5: Solve for x
    x = 78,896,641,233,714.14/8,901,007.70
  6. Step 6: Final answer
    x = 8,863,787.55

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Similar ratio
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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.