Home / 7,327,427.20-10,988,030.40-3,542,070.40

Finding the Fourth Proportional to 7,327,427.20, 10,988,030.40 and 3,542,070.40

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Solution

The fourth proportional to 7,327,427.20, 10,988,030.40 and 3,542,070.40 is: 5,311,602.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327,427.20 : 10,988,030.40 = 3,542,070.40 : x
  2. Step 2: Convert to fraction form
    7,327,427.20/10,988,030.40 = 3,542,070.40/x
  3. Step 3: Cross multiply
    7,327,427.20x = 10,988,030.40 × 3,542,070.40
  4. Step 4: Simplify right side
    7,327,427.20x = 38,920,377,234,140.16
  5. Step 5: Solve for x
    x = 38,920,377,234,140.16/7,327,427.20
  6. Step 6: Final answer
    x = 5,311,602.04

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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.