Home / 28,334,207.20-42,501,310.80-16,996,799.20

Finding the Fourth Proportional to 28,334,207.20, 42,501,310.80 and 16,996,799.20

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Solution

The fourth proportional to 28,334,207.20, 42,501,310.80 and 16,996,799.20 is: 25,495,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334,207.20 : 42,501,310.80 = 16,996,799.20 : x
  2. Step 2: Convert to fraction form
    28,334,207.20/42,501,310.80 = 16,996,799.20/x
  3. Step 3: Cross multiply
    28,334,207.20x = 42,501,310.80 × 16,996,799.20
  4. Step 4: Simplify right side
    28,334,207.20x = 722,386,245,404,391.25
  5. Step 5: Solve for x
    x = 722,386,245,404,391.25/28,334,207.20
  6. Step 6: Final answer
    x = 25,495,198.80

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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.