Home / 8,323,416.75-12,397,357.03-7,949,963.42

Finding the Fourth Proportional to 8,323,416.75, 12,397,357.03 and 7,949,963.42

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Solution

The fourth proportional to 8,323,416.75, 12,397,357.03 and 7,949,963.42 is: 11,841,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,416.75 : 12,397,357.03 = 7,949,963.42 : x
  2. Step 2: Convert to fraction form
    8,323,416.75/12,397,357.03 = 7,949,963.42/x
  3. Step 3: Cross multiply
    8,323,416.75x = 12,397,357.03 × 7,949,963.42
  4. Step 4: Simplify right side
    8,323,416.75x = 98,558,534,893,179.84
  5. Step 5: Solve for x
    x = 98,558,534,893,179.84/8,323,416.75
  6. Step 6: Final answer
    x = 11,841,115.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.