Home / 13,528,565.60-18,669,445.38-7,333,593.15

Finding the Fourth Proportional to 13,528,565.60, 18,669,445.38 and 7,333,593.15

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Solution

The fourth proportional to 13,528,565.60, 18,669,445.38 and 7,333,593.15 is: 10,120,372.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528,565.60 : 18,669,445.38 = 7,333,593.15 : x
  2. Step 2: Convert to fraction form
    13,528,565.60/18,669,445.38 = 7,333,593.15/x
  3. Step 3: Cross multiply
    13,528,565.60x = 18,669,445.38 × 7,333,593.15
  4. Step 4: Simplify right side
    13,528,565.60x = 136,914,116,753,067.14
  5. Step 5: Solve for x
    x = 136,914,116,753,067.14/13,528,565.60
  6. Step 6: Final answer
    x = 10,120,372.02

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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.