Home / 10,612,860.18-14,641,494.58-6,691,326.78

Finding the Fourth Proportional to 10,612,860.18, 14,641,494.58 and 6,691,326.78

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Solution

The fourth proportional to 10,612,860.18, 14,641,494.58 and 6,691,326.78 is: 9,231,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612,860.18 : 14,641,494.58 = 6,691,326.78 : x
  2. Step 2: Convert to fraction form
    10,612,860.18/14,641,494.58 = 6,691,326.78/x
  3. Step 3: Cross multiply
    10,612,860.18x = 14,641,494.58 × 6,691,326.78
  4. Step 4: Simplify right side
    10,612,860.18x = 97,971,024,782,378.86
  5. Step 5: Solve for x
    x = 97,971,024,782,378.86/10,612,860.18
  6. Step 6: Final answer
    x = 9,231,349.81

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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.