Home / 10,304,850.85-14,220,139.08-5,720,876.98

Finding the Fourth Proportional to 10,304,850.85, 14,220,139.08 and 5,720,876.98

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Solution

The fourth proportional to 10,304,850.85, 14,220,139.08 and 5,720,876.98 is: 7,894,502.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304,850.85 : 14,220,139.08 = 5,720,876.98 : x
  2. Step 2: Convert to fraction form
    10,304,850.85/14,220,139.08 = 5,720,876.98/x
  3. Step 3: Cross multiply
    10,304,850.85x = 14,220,139.08 × 5,720,876.98
  4. Step 4: Simplify right side
    10,304,850.85x = 81,351,666,315,170.39
  5. Step 5: Solve for x
    x = 81,351,666,315,170.39/10,304,850.85
  6. Step 6: Final answer
    x = 7,894,502.07

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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.