Home / 14,540,350.47-20,065,805.78-8,013,996.63

Finding the Fourth Proportional to 14,540,350.47, 20,065,805.78 and 8,013,996.63

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Solution

The fourth proportional to 14,540,350.47, 20,065,805.78 and 8,013,996.63 is: 11,059,382.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540,350.47 : 20,065,805.78 = 8,013,996.63 : x
  2. Step 2: Convert to fraction form
    14,540,350.47/20,065,805.78 = 8,013,996.63/x
  3. Step 3: Cross multiply
    14,540,350.47x = 20,065,805.78 × 8,013,996.63
  4. Step 4: Simplify right side
    14,540,350.47x = 160,807,299,859,084.53
  5. Step 5: Solve for x
    x = 160,807,299,859,084.53/14,540,350.47
  6. Step 6: Final answer
    x = 11,059,382.66

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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.