Home / 9,989,215.76-14,984,480.28-3,511,505.36

Finding the Fourth Proportional to 9,989,215.76, 14,984,480.28 and 3,511,505.36

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Solution

The fourth proportional to 9,989,215.76, 14,984,480.28 and 3,511,505.36 is: 5,267,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,215.76 : 14,984,480.28 = 3,511,505.36 : x
  2. Step 2: Convert to fraction form
    9,989,215.76/14,984,480.28 = 3,511,505.36/x
  3. Step 3: Cross multiply
    9,989,215.76x = 14,984,480.28 × 3,511,505.36
  4. Step 4: Simplify right side
    9,989,215.76x = 52,618,082,820,034.30
  5. Step 5: Solve for x
    x = 52,618,082,820,034.30/9,989,215.76
  6. Step 6: Final answer
    x = 5,267,488.87

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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.