Home / 12,227,713.10-18,341,569.65-12,038,756.30

Finding the Fourth Proportional to 12,227,713.10, 18,341,569.65 and 12,038,756.30

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Solution

The fourth proportional to 12,227,713.10, 18,341,569.65 and 12,038,756.30 is: 18,058,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,713.10 : 18,341,569.65 = 12,038,756.30 : x
  2. Step 2: Convert to fraction form
    12,227,713.10/18,341,569.65 = 12,038,756.30/x
  3. Step 3: Cross multiply
    12,227,713.10x = 18,341,569.65 × 12,038,756.30
  4. Step 4: Simplify right side
    12,227,713.10x = 220,809,687,175,826.28
  5. Step 5: Solve for x
    x = 220,809,687,175,826.28/12,227,713.10
  6. Step 6: Final answer
    x = 18,058,134.45

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Similar ratio
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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.