Home / 13,554,936.27-20,334,981.66-4,459,655.70

Finding the Fourth Proportional to 13,554,936.27, 20,334,981.66 and 4,459,655.70

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Solution

The fourth proportional to 13,554,936.27, 20,334,981.66 and 4,459,655.70 is: 6,690,331.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554,936.27 : 20,334,981.66 = 4,459,655.70 : x
  2. Step 2: Convert to fraction form
    13,554,936.27/20,334,981.66 = 4,459,655.70/x
  3. Step 3: Cross multiply
    13,554,936.27x = 20,334,981.66 × 4,459,655.70
  4. Step 4: Simplify right side
    13,554,936.27x = 90,687,016,909,882.89
  5. Step 5: Solve for x
    x = 90,687,016,909,882.89/13,554,936.27
  6. Step 6: Final answer
    x = 6,690,331.49

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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.