Home / 11,398,447.40-15,729,385.02-6,241,720.10

Finding the Fourth Proportional to 11,398,447.40, 15,729,385.02 and 6,241,720.10

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Solution

The fourth proportional to 11,398,447.40, 15,729,385.02 and 6,241,720.10 is: 8,613,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,398,447.40 : 15,729,385.02 = 6,241,720.10 : x
  2. Step 2: Convert to fraction form
    11,398,447.40/15,729,385.02 = 6,241,720.10/x
  3. Step 3: Cross multiply
    11,398,447.40x = 15,729,385.02 × 6,241,720.10
  4. Step 4: Simplify right side
    11,398,447.40x = 98,178,418,639,972.89
  5. Step 5: Solve for x
    x = 98,178,418,639,972.89/11,398,447.40
  6. Step 6: Final answer
    x = 8,613,315.06

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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.