Home / 7,290,402.18-10,060,848.46-4,027,203.78

Finding the Fourth Proportional to 7,290,402.18, 10,060,848.46 and 4,027,203.78

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Solution

The fourth proportional to 7,290,402.18, 10,060,848.46 and 4,027,203.78 is: 5,557,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,402.18 : 10,060,848.46 = 4,027,203.78 : x
  2. Step 2: Convert to fraction form
    7,290,402.18/10,060,848.46 = 4,027,203.78/x
  3. Step 3: Cross multiply
    7,290,402.18x = 10,060,848.46 × 4,027,203.78
  4. Step 4: Simplify right side
    7,290,402.18x = 40,517,086,948,119.18
  5. Step 5: Solve for x
    x = 40,517,086,948,119.18/7,290,402.18
  6. Step 6: Final answer
    x = 5,557,592.84

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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.