Home / 12,404,431.30-18,607,261.35-6,432,463.30

Finding the Fourth Proportional to 12,404,431.30, 18,607,261.35 and 6,432,463.30

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Solution

The fourth proportional to 12,404,431.30, 18,607,261.35 and 6,432,463.30 is: 9,649,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404,431.30 : 18,607,261.35 = 6,432,463.30 : x
  2. Step 2: Convert to fraction form
    12,404,431.30/18,607,261.35 = 6,432,463.30/x
  3. Step 3: Cross multiply
    12,404,431.30x = 18,607,261.35 × 6,432,463.30
  4. Step 4: Simplify right side
    12,404,431.30x = 119,690,525,747,383.47
  5. Step 5: Solve for x
    x = 119,690,525,747,383.47/12,404,431.30
  6. Step 6: Final answer
    x = 9,649,013.55

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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.