Home / 7,381,338.40-11,072,007.60-5,373,672.40

Finding the Fourth Proportional to 7,381,338.40, 11,072,007.60 and 5,373,672.40

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Solution

The fourth proportional to 7,381,338.40, 11,072,007.60 and 5,373,672.40 is: 8,060,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,338.40 : 11,072,007.60 = 5,373,672.40 : x
  2. Step 2: Convert to fraction form
    7,381,338.40/11,072,007.60 = 5,373,672.40/x
  3. Step 3: Cross multiply
    7,381,338.40x = 11,072,007.60 × 5,373,672.40
  4. Step 4: Simplify right side
    7,381,338.40x = 59,497,341,652,710.24
  5. Step 5: Solve for x
    x = 59,497,341,652,710.24/7,381,338.40
  6. Step 6: Final answer
    x = 8,060,508.60

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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.