Home / 12,092,495.60-18,138,743.40-8,502,316.40

Finding the Fourth Proportional to 12,092,495.60, 18,138,743.40 and 8,502,316.40

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Solution

The fourth proportional to 12,092,495.60, 18,138,743.40 and 8,502,316.40 is: 12,753,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092,495.60 : 18,138,743.40 = 8,502,316.40 : x
  2. Step 2: Convert to fraction form
    12,092,495.60/18,138,743.40 = 8,502,316.40/x
  3. Step 3: Cross multiply
    12,092,495.60x = 18,138,743.40 × 8,502,316.40
  4. Step 4: Simplify right side
    12,092,495.60x = 154,221,335,485,211.75
  5. Step 5: Solve for x
    x = 154,221,335,485,211.75/12,092,495.60
  6. Step 6: Final answer
    x = 12,753,474.60

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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.