Home / 10,207,760.80-15,295,894.80-8,853,570.40

Finding the Fourth Proportional to 10,207,760.80, 15,295,894.80 and 8,853,570.40

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Solution

The fourth proportional to 10,207,760.80, 15,295,894.80 and 8,853,570.40 is: 13,266,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,760.80 : 15,295,894.80 = 8,853,570.40 : x
  2. Step 2: Convert to fraction form
    10,207,760.80/15,295,894.80 = 8,853,570.40/x
  3. Step 3: Cross multiply
    10,207,760.80x = 15,295,894.80 × 8,853,570.40
  4. Step 4: Simplify right side
    10,207,760.80x = 135,423,281,442,793.94
  5. Step 5: Solve for x
    x = 135,423,281,442,793.94/10,207,760.80
  6. Step 6: Final answer
    x = 13,266,698.16

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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.