Home / 25,117,277.11-34,659,714.31-15,197,854.30

Finding the Fourth Proportional to 25,117,277.11, 34,659,714.31 and 15,197,854.30

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Solution

The fourth proportional to 25,117,277.11, 34,659,714.31 and 15,197,854.30 is: 20,971,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117,277.11 : 34,659,714.31 = 15,197,854.30 : x
  2. Step 2: Convert to fraction form
    25,117,277.11/34,659,714.31 = 15,197,854.30/x
  3. Step 3: Cross multiply
    25,117,277.11x = 34,659,714.31 × 15,197,854.30
  4. Step 4: Simplify right side
    25,117,277.11x = 526,753,288,163,005.12
  5. Step 5: Solve for x
    x = 526,753,288,163,005.12/25,117,277.11
  6. Step 6: Final answer
    x = 20,971,751.27

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Double scale
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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.