Home / 9,172,272.60-13,754,909.70-2,780,400.60

Finding the Fourth Proportional to 9,172,272.60, 13,754,909.70 and 2,780,400.60

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Solution

The fourth proportional to 9,172,272.60, 13,754,909.70 and 2,780,400.60 is: 4,169,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,272.60 : 13,754,909.70 = 2,780,400.60 : x
  2. Step 2: Convert to fraction form
    9,172,272.60/13,754,909.70 = 2,780,400.60/x
  3. Step 3: Cross multiply
    9,172,272.60x = 13,754,909.70 × 2,780,400.60
  4. Step 4: Simplify right side
    9,172,272.60x = 38,244,159,182,825.82
  5. Step 5: Solve for x
    x = 38,244,159,182,825.82/9,172,272.60
  6. Step 6: Final answer
    x = 4,169,540.18

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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.