Home / 17,387,321.40-23,993,299.80-9,651,752.28

Finding the Fourth Proportional to 17,387,321.40, 23,993,299.80 and 9,651,752.28

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Solution

The fourth proportional to 17,387,321.40, 23,993,299.80 and 9,651,752.28 is: 13,318,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,321.40 : 23,993,299.80 = 9,651,752.28 : x
  2. Step 2: Convert to fraction form
    17,387,321.40/23,993,299.80 = 9,651,752.28/x
  3. Step 3: Cross multiply
    17,387,321.40x = 23,993,299.80 × 9,651,752.28
  4. Step 4: Simplify right side
    17,387,321.40x = 231,577,386,049,373.53
  5. Step 5: Solve for x
    x = 231,577,386,049,373.53/17,387,321.40
  6. Step 6: Final answer
    x = 13,318,749.95

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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.