Home / 12,635,167.04-18,902,883.74-9,569,987.66

Finding the Fourth Proportional to 12,635,167.04, 18,902,883.74 and 9,569,987.66

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Solution

The fourth proportional to 12,635,167.04, 18,902,883.74 and 9,569,987.66 is: 14,317,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,167.04 : 18,902,883.74 = 9,569,987.66 : x
  2. Step 2: Convert to fraction form
    12,635,167.04/18,902,883.74 = 9,569,987.66/x
  3. Step 3: Cross multiply
    12,635,167.04x = 18,902,883.74 × 9,569,987.66
  4. Step 4: Simplify right side
    12,635,167.04x = 180,900,363,987,850.28
  5. Step 5: Solve for x
    x = 180,900,363,987,850.28/12,635,167.04
  6. Step 6: Final answer
    x = 14,317,211.91

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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.