Home / 5,188,877.59-7,776,565.22-2,111,281.82

Finding the Fourth Proportional to 5,188,877.59, 7,776,565.22 and 2,111,281.82

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Solution

The fourth proportional to 5,188,877.59, 7,776,565.22 and 2,111,281.82 is: 3,164,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,877.59 : 7,776,565.22 = 2,111,281.82 : x
  2. Step 2: Convert to fraction form
    5,188,877.59/7,776,565.22 = 2,111,281.82/x
  3. Step 3: Cross multiply
    5,188,877.59x = 7,776,565.22 × 2,111,281.82
  4. Step 4: Simplify right side
    5,188,877.59x = 16,418,520,738,778.23
  5. Step 5: Solve for x
    x = 16,418,520,738,778.23/5,188,877.59
  6. Step 6: Final answer
    x = 3,164,175.77

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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.