Home / 9,972,821.70-14,959,232.55-9,909,836.10

Finding the Fourth Proportional to 9,972,821.70, 14,959,232.55 and 9,909,836.10

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Solution

The fourth proportional to 9,972,821.70, 14,959,232.55 and 9,909,836.10 is: 14,864,754.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,821.70 : 14,959,232.55 = 9,909,836.10 : x
  2. Step 2: Convert to fraction form
    9,972,821.70/14,959,232.55 = 9,909,836.10/x
  3. Step 3: Cross multiply
    9,972,821.70x = 14,959,232.55 × 9,909,836.10
  4. Step 4: Simplify right side
    9,972,821.70x = 148,243,542,752,285.06
  5. Step 5: Solve for x
    x = 148,243,542,752,285.06/9,972,821.70
  6. Step 6: Final answer
    x = 14,864,754.15

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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.