Home / 13,687,475.31-20,523,848.67-5,486,001.82

Finding the Fourth Proportional to 13,687,475.31, 20,523,848.67 and 5,486,001.82

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Solution

The fourth proportional to 13,687,475.31, 20,523,848.67 and 5,486,001.82 is: 8,226,051.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,687,475.31 : 20,523,848.67 = 5,486,001.82 : x
  2. Step 2: Convert to fraction form
    13,687,475.31/20,523,848.67 = 5,486,001.82/x
  3. Step 3: Cross multiply
    13,687,475.31x = 20,523,848.67 × 5,486,001.82
  4. Step 4: Simplify right side
    13,687,475.31x = 112,593,871,157,024.59
  5. Step 5: Solve for x
    x = 112,593,871,157,024.59/13,687,475.31
  6. Step 6: Final answer
    x = 8,226,051.09

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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.