Home / 15,468,037.02-21,345,126.08-8,941,044.87

Finding the Fourth Proportional to 15,468,037.02, 21,345,126.08 and 8,941,044.87

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Solution

The fourth proportional to 15,468,037.02, 21,345,126.08 and 8,941,044.87 is: 12,338,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,468,037.02 : 21,345,126.08 = 8,941,044.87 : x
  2. Step 2: Convert to fraction form
    15,468,037.02/21,345,126.08 = 8,941,044.87/x
  3. Step 3: Cross multiply
    15,468,037.02x = 21,345,126.08 × 8,941,044.87
  4. Step 4: Simplify right side
    15,468,037.02x = 190,847,729,992,381.97
  5. Step 5: Solve for x
    x = 190,847,729,992,381.97/15,468,037.02
  6. Step 6: Final answer
    x = 12,338,199.72

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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.