Home / 13,195,001.46-18,209,077.92-8,038,362.90

Finding the Fourth Proportional to 13,195,001.46, 18,209,077.92 and 8,038,362.90

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Solution

The fourth proportional to 13,195,001.46, 18,209,077.92 and 8,038,362.90 is: 11,092,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195,001.46 : 18,209,077.92 = 8,038,362.90 : x
  2. Step 2: Convert to fraction form
    13,195,001.46/18,209,077.92 = 8,038,362.90/x
  3. Step 3: Cross multiply
    13,195,001.46x = 18,209,077.92 × 8,038,362.90
  4. Step 4: Simplify right side
    13,195,001.46x = 146,371,176,395,337.19
  5. Step 5: Solve for x
    x = 146,371,176,395,337.19/13,195,001.46
  6. Step 6: Final answer
    x = 11,092,926.12

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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.