Home / 25,117,276.11-34,659,712.94-15,197,853.30

Finding the Fourth Proportional to 25,117,276.11, 34,659,712.94 and 15,197,853.30

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Solution

The fourth proportional to 25,117,276.11, 34,659,712.94 and 15,197,853.30 is: 20,971,749.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117,276.11 : 34,659,712.94 = 15,197,853.30 : x
  2. Step 2: Convert to fraction form
    25,117,276.11/34,659,712.94 = 15,197,853.30/x
  3. Step 3: Cross multiply
    25,117,276.11x = 34,659,712.94 × 15,197,853.30
  4. Step 4: Simplify right side
    25,117,276.11x = 526,753,232,606,242.50
  5. Step 5: Solve for x
    x = 526,753,232,606,242.50/25,117,276.11
  6. Step 6: Final answer
    x = 20,971,749.89

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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.