Home / 15,692,474.90-23,538,712.35-13,739,921.30

Finding the Fourth Proportional to 15,692,474.90, 23,538,712.35 and 13,739,921.30

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Solution

The fourth proportional to 15,692,474.90, 23,538,712.35 and 13,739,921.30 is: 20,609,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692,474.90 : 23,538,712.35 = 13,739,921.30 : x
  2. Step 2: Convert to fraction form
    15,692,474.90/23,538,712.35 = 13,739,921.30/x
  3. Step 3: Cross multiply
    15,692,474.90x = 23,538,712.35 × 13,739,921.30
  4. Step 4: Simplify right side
    15,692,474.90x = 323,420,055,192,338.06
  5. Step 5: Solve for x
    x = 323,420,055,192,338.06/15,692,474.90
  6. Step 6: Final answer
    x = 20,609,881.95

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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.