Home / 7,290,398.18-10,060,842.93-4,027,199.78

Finding the Fourth Proportional to 7,290,398.18, 10,060,842.93 and 4,027,199.78

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Solution

The fourth proportional to 7,290,398.18, 10,060,842.93 and 4,027,199.78 is: 5,557,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,398.18 : 10,060,842.93 = 4,027,199.78 : x
  2. Step 2: Convert to fraction form
    7,290,398.18/10,060,842.93 = 4,027,199.78/x
  3. Step 3: Cross multiply
    7,290,398.18x = 10,060,842.93 × 4,027,199.78
  4. Step 4: Simplify right side
    7,290,398.18x = 40,517,024,434,310.55
  5. Step 5: Solve for x
    x = 40,517,024,434,310.55/7,290,398.18
  6. Step 6: Final answer
    x = 5,557,587.31

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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.