Home / 6,487,868.15-9,732,383.50-1,876,781.98

Finding the Fourth Proportional to 6,487,868.15, 9,732,383.50 and 1,876,781.98

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Solution

The fourth proportional to 6,487,868.15, 9,732,383.50 and 1,876,781.98 is: 2,815,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,868.15 : 9,732,383.50 = 1,876,781.98 : x
  2. Step 2: Convert to fraction form
    6,487,868.15/9,732,383.50 = 1,876,781.98/x
  3. Step 3: Cross multiply
    6,487,868.15x = 9,732,383.50 × 1,876,781.98
  4. Step 4: Simplify right side
    6,487,868.15x = 18,265,561,986,241.82
  5. Step 5: Solve for x
    x = 18,265,561,986,241.82/6,487,868.15
  6. Step 6: Final answer
    x = 2,815,341.12

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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.