Home / 7,223,814.66-9,968,811.54-3,960,575.57

Finding the Fourth Proportional to 7,223,814.66, 9,968,811.54 and 3,960,575.57

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Solution

The fourth proportional to 7,223,814.66, 9,968,811.54 and 3,960,575.57 is: 5,465,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,814.66 : 9,968,811.54 = 3,960,575.57 : x
  2. Step 2: Convert to fraction form
    7,223,814.66/9,968,811.54 = 3,960,575.57/x
  3. Step 3: Cross multiply
    7,223,814.66x = 9,968,811.54 × 3,960,575.57
  4. Step 4: Simplify right side
    7,223,814.66x = 39,482,231,397,414.02
  5. Step 5: Solve for x
    x = 39,482,231,397,414.02/7,223,814.66
  6. Step 6: Final answer
    x = 5,465,565.39

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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.