Home / 14,037,046.80-21,062,568.60-7,976,432.40

Finding the Fourth Proportional to 14,037,046.80, 21,062,568.60 and 7,976,432.40

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Solution

The fourth proportional to 14,037,046.80, 21,062,568.60 and 7,976,432.40 is: 11,968,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037,046.80 : 21,062,568.60 = 7,976,432.40 : x
  2. Step 2: Convert to fraction form
    14,037,046.80/21,062,568.60 = 7,976,432.40/x
  3. Step 3: Cross multiply
    14,037,046.80x = 21,062,568.60 × 7,976,432.40
  4. Step 4: Simplify right side
    14,037,046.80x = 168,004,154,608,262.66
  5. Step 5: Solve for x
    x = 168,004,154,608,262.66/14,037,046.80
  6. Step 6: Final answer
    x = 11,968,625.38

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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.