Home / 9,345,553.92-12,902,703.12-7,165,910.16

Finding the Fourth Proportional to 9,345,553.92, 12,902,703.12 and 7,165,910.16

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Solution

The fourth proportional to 9,345,553.92, 12,902,703.12 and 7,165,910.16 is: 9,893,432.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345,553.92 : 12,902,703.12 = 7,165,910.16 : x
  2. Step 2: Convert to fraction form
    9,345,553.92/12,902,703.12 = 7,165,910.16/x
  3. Step 3: Cross multiply
    9,345,553.92x = 12,902,703.12 × 7,165,910.16
  4. Step 4: Simplify right side
    9,345,553.92x = 92,459,611,379,071.69
  5. Step 5: Solve for x
    x = 92,459,611,379,071.69/9,345,553.92
  6. Step 6: Final answer
    x = 9,893,432.98

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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.