Home / 11,812,199.59-17,737,522.55-7,291,982.47

Finding the Fourth Proportional to 11,812,199.59, 17,737,522.55 and 7,291,982.47

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Solution

The fourth proportional to 11,812,199.59, 17,737,522.55 and 7,291,982.47 is: 10,949,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812,199.59 : 17,737,522.55 = 7,291,982.47 : x
  2. Step 2: Convert to fraction form
    11,812,199.59/17,737,522.55 = 7,291,982.47/x
  3. Step 3: Cross multiply
    11,812,199.59x = 17,737,522.55 × 7,291,982.47
  4. Step 4: Simplify right side
    11,812,199.59x = 129,341,703,415,482.17
  5. Step 5: Solve for x
    x = 129,341,703,415,482.17/11,812,199.59
  6. Step 6: Final answer
    x = 10,949,840.66

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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.