Home / 9,146,487.60-13,710,983.40-3,387,679.20

Finding the Fourth Proportional to 9,146,487.60, 13,710,983.40 and 3,387,679.20

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Solution

The fourth proportional to 9,146,487.60, 13,710,983.40 and 3,387,679.20 is: 5,078,278.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146,487.60 : 13,710,983.40 = 3,387,679.20 : x
  2. Step 2: Convert to fraction form
    9,146,487.60/13,710,983.40 = 3,387,679.20/x
  3. Step 3: Cross multiply
    9,146,487.60x = 13,710,983.40 × 3,387,679.20
  4. Step 4: Simplify right side
    9,146,487.60x = 46,448,413,275,725.28
  5. Step 5: Solve for x
    x = 46,448,413,275,725.28/9,146,487.60
  6. Step 6: Final answer
    x = 5,078,278.71

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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.