Home / 17,655,666.40-26,483,499.60-9,138,613.60

Finding the Fourth Proportional to 17,655,666.40, 26,483,499.60 and 9,138,613.60

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Solution

The fourth proportional to 17,655,666.40, 26,483,499.60 and 9,138,613.60 is: 13,707,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655,666.40 : 26,483,499.60 = 9,138,613.60 : x
  2. Step 2: Convert to fraction form
    17,655,666.40/26,483,499.60 = 9,138,613.60/x
  3. Step 3: Cross multiply
    17,655,666.40x = 26,483,499.60 × 9,138,613.60
  4. Step 4: Simplify right side
    17,655,666.40x = 242,022,469,620,154.56
  5. Step 5: Solve for x
    x = 242,022,469,620,154.56/17,655,666.40
  6. Step 6: Final answer
    x = 13,707,920.40

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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.