Home / 5,110,870.37-7,052,877.51-2,818,981.85

Finding the Fourth Proportional to 5,110,870.37, 7,052,877.51 and 2,818,981.85

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Solution

The fourth proportional to 5,110,870.37, 7,052,877.51 and 2,818,981.85 is: 3,890,126.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110,870.37 : 7,052,877.51 = 2,818,981.85 : x
  2. Step 2: Convert to fraction form
    5,110,870.37/7,052,877.51 = 2,818,981.85/x
  3. Step 3: Cross multiply
    5,110,870.37x = 7,052,877.51 × 2,818,981.85
  4. Step 4: Simplify right side
    5,110,870.37x = 19,881,933,690,963.20
  5. Step 5: Solve for x
    x = 19,881,933,690,963.20/5,110,870.37
  6. Step 6: Final answer
    x = 3,890,126.78

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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.