Home / 11,342,400.72-15,653,444.76-6,449,158.32

Finding the Fourth Proportional to 11,342,400.72, 15,653,444.76 and 6,449,158.32

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Solution

The fourth proportional to 11,342,400.72, 15,653,444.76 and 6,449,158.32 is: 8,900,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342,400.72 : 15,653,444.76 = 6,449,158.32 : x
  2. Step 2: Convert to fraction form
    11,342,400.72/15,653,444.76 = 6,449,158.32/x
  3. Step 3: Cross multiply
    11,342,400.72x = 15,653,444.76 × 6,449,158.32
  4. Step 4: Simplify right side
    11,342,400.72x = 100,951,543,510,614.41
  5. Step 5: Solve for x
    x = 100,951,543,510,614.41/11,342,400.72
  6. Step 6: Final answer
    x = 8,900,368.27

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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.