Home / 6,877,677.12-9,490,847.67-3,821,825.76

Finding the Fourth Proportional to 6,877,677.12, 9,490,847.67 and 3,821,825.76

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Solution

The fourth proportional to 6,877,677.12, 9,490,847.67 and 3,821,825.76 is: 5,273,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877,677.12 : 9,490,847.67 = 3,821,825.76 : x
  2. Step 2: Convert to fraction form
    6,877,677.12/9,490,847.67 = 3,821,825.76/x
  3. Step 3: Cross multiply
    6,877,677.12x = 9,490,847.67 × 3,821,825.76
  4. Step 4: Simplify right side
    6,877,677.12x = 36,272,366,109,441.98
  5. Step 5: Solve for x
    x = 36,272,366,109,441.98/6,877,677.12
  6. Step 6: Final answer
    x = 5,273,926.86

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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.