Home / 13,486,502.15-20,229,753.23-8,942,681.60

Finding the Fourth Proportional to 13,486,502.15, 20,229,753.23 and 8,942,681.60

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Solution

The fourth proportional to 13,486,502.15, 20,229,753.23 and 8,942,681.60 is: 13,414,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,502.15 : 20,229,753.23 = 8,942,681.60 : x
  2. Step 2: Convert to fraction form
    13,486,502.15/20,229,753.23 = 8,942,681.60/x
  3. Step 3: Cross multiply
    13,486,502.15x = 20,229,753.23 × 8,942,681.60
  4. Step 4: Simplify right side
    13,486,502.15x = 180,908,241,982,461.56
  5. Step 5: Solve for x
    x = 180,908,241,982,461.56/13,486,502.15
  6. Step 6: Final answer
    x = 13,414,022.40

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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.