Home / 10,438,445.60-15,653,911.80-3,613,164.32

Finding the Fourth Proportional to 10,438,445.60, 15,653,911.80 and 3,613,164.32

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Solution

The fourth proportional to 10,438,445.60, 15,653,911.80 and 3,613,164.32 is: 5,418,446.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438,445.60 : 15,653,911.80 = 3,613,164.32 : x
  2. Step 2: Convert to fraction form
    10,438,445.60/15,653,911.80 = 3,613,164.32/x
  3. Step 3: Cross multiply
    10,438,445.60x = 15,653,911.80 × 3,613,164.32
  4. Step 4: Simplify right side
    10,438,445.60x = 56,560,155,584,186.98
  5. Step 5: Solve for x
    x = 56,560,155,584,186.98/10,438,445.60
  6. Step 6: Final answer
    x = 5,418,446.17

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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.