Home / 13,164,445.52-18,166,694.28-7,441,309.52

Finding the Fourth Proportional to 13,164,445.52, 18,166,694.28 and 7,441,309.52

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Solution

The fourth proportional to 13,164,445.52, 18,166,694.28 and 7,441,309.52 is: 10,268,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,445.52 : 18,166,694.28 = 7,441,309.52 : x
  2. Step 2: Convert to fraction form
    13,164,445.52/18,166,694.28 = 7,441,309.52/x
  3. Step 3: Cross multiply
    13,164,445.52x = 18,166,694.28 × 7,441,309.52
  4. Step 4: Simplify right side
    13,164,445.52x = 135,183,995,092,693.55
  5. Step 5: Solve for x
    x = 135,183,995,092,693.55/13,164,445.52
  6. Step 6: Final answer
    x = 10,268,871.17

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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.