Home / 13,755,010.89-20,631,251.28-4,656,068.46

Finding the Fourth Proportional to 13,755,010.89, 20,631,251.28 and 4,656,068.46

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Solution

The fourth proportional to 13,755,010.89, 20,631,251.28 and 4,656,068.46 is: 6,983,674.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,755,010.89 : 20,631,251.28 = 4,656,068.46 : x
  2. Step 2: Convert to fraction form
    13,755,010.89/20,631,251.28 = 4,656,068.46/x
  3. Step 3: Cross multiply
    13,755,010.89x = 20,631,251.28 × 4,656,068.46
  4. Step 4: Simplify right side
    13,755,010.89x = 96,060,518,375,142.64
  5. Step 5: Solve for x
    x = 96,060,518,375,142.64/13,755,010.89
  6. Step 6: Final answer
    x = 6,983,674.47

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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.