Home / 28,601,475.02-39,468,359.46-15,548,619.80

Finding the Fourth Proportional to 28,601,475.02, 39,468,359.46 and 15,548,619.80

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Solution

The fourth proportional to 28,601,475.02, 39,468,359.46 and 15,548,619.80 is: 21,456,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,601,475.02 : 39,468,359.46 = 15,548,619.80 : x
  2. Step 2: Convert to fraction form
    28,601,475.02/39,468,359.46 = 15,548,619.80/x
  3. Step 3: Cross multiply
    28,601,475.02x = 39,468,359.46 × 15,548,619.80
  4. Step 4: Simplify right side
    28,601,475.02x = 613,678,515,373,273.38
  5. Step 5: Solve for x
    x = 613,678,515,373,273.38/28,601,475.02
  6. Step 6: Final answer
    x = 21,456,184.16

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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.