Home / 15,978,033.60-23,967,050.40-6,394,891.20

Finding the Fourth Proportional to 15,978,033.60, 23,967,050.40 and 6,394,891.20

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Solution

The fourth proportional to 15,978,033.60, 23,967,050.40 and 6,394,891.20 is: 9,592,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,978,033.60 : 23,967,050.40 = 6,394,891.20 : x
  2. Step 2: Convert to fraction form
    15,978,033.60/23,967,050.40 = 6,394,891.20/x
  3. Step 3: Cross multiply
    15,978,033.60x = 23,967,050.40 × 6,394,891.20
  4. Step 4: Simplify right side
    15,978,033.60x = 153,266,679,692,916.47
  5. Step 5: Solve for x
    x = 153,266,679,692,916.47/15,978,033.60
  6. Step 6: Final answer
    x = 9,592,336.80

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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.