Home / 15,070,956.12-20,797,291.62-8,545,026.69

Finding the Fourth Proportional to 15,070,956.12, 20,797,291.62 and 8,545,026.69

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Solution

The fourth proportional to 15,070,956.12, 20,797,291.62 and 8,545,026.69 is: 11,791,780.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070,956.12 : 20,797,291.62 = 8,545,026.69 : x
  2. Step 2: Convert to fraction form
    15,070,956.12/20,797,291.62 = 8,545,026.69/x
  3. Step 3: Cross multiply
    15,070,956.12x = 20,797,291.62 × 8,545,026.69
  4. Step 4: Simplify right side
    15,070,956.12x = 177,713,411,972,613.34
  5. Step 5: Solve for x
    x = 177,713,411,972,613.34/15,070,956.12
  6. Step 6: Final answer
    x = 11,791,780.86

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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.