Home / 15,000,454.76-20,699,552.76-8,805,752.96

Finding the Fourth Proportional to 15,000,454.76, 20,699,552.76 and 8,805,752.96

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Solution

The fourth proportional to 15,000,454.76, 20,699,552.76 and 8,805,752.96 is: 12,151,308.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000,454.76 : 20,699,552.76 = 8,805,752.96 : x
  2. Step 2: Convert to fraction form
    15,000,454.76/20,699,552.76 = 8,805,752.96/x
  3. Step 3: Cross multiply
    15,000,454.76x = 20,699,552.76 × 8,805,752.96
  4. Step 4: Simplify right side
    15,000,454.76x = 182,275,147,987,046.19
  5. Step 5: Solve for x
    x = 182,275,147,987,046.19/15,000,454.76
  6. Step 6: Final answer
    x = 12,151,308.14

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1.5x scale

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.