Home / 28,084,287.60-42,126,431.40-17,266,510.80

Finding the Fourth Proportional to 28,084,287.60, 42,126,431.40 and 17,266,510.80

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Solution

The fourth proportional to 28,084,287.60, 42,126,431.40 and 17,266,510.80 is: 25,899,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084,287.60 : 42,126,431.40 = 17,266,510.80 : x
  2. Step 2: Convert to fraction form
    28,084,287.60/42,126,431.40 = 17,266,510.80/x
  3. Step 3: Cross multiply
    28,084,287.60x = 42,126,431.40 × 17,266,510.80
  4. Step 4: Simplify right side
    28,084,287.60x = 727,376,482,733,559.12
  5. Step 5: Solve for x
    x = 727,376,482,733,559.12/28,084,287.60
  6. Step 6: Final answer
    x = 25,899,766.20

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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.