Home / 8,778,101.56-12,113,797.94-4,910,687.31

Finding the Fourth Proportional to 8,778,101.56, 12,113,797.94 and 4,910,687.31

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Solution

The fourth proportional to 8,778,101.56, 12,113,797.94 and 4,910,687.31 is: 6,776,758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,101.56 : 12,113,797.94 = 4,910,687.31 : x
  2. Step 2: Convert to fraction form
    8,778,101.56/12,113,797.94 = 4,910,687.31/x
  3. Step 3: Cross multiply
    8,778,101.56x = 12,113,797.94 × 4,910,687.31
  4. Step 4: Simplify right side
    8,778,101.56x = 59,487,073,819,862.13
  5. Step 5: Solve for x
    x = 59,487,073,819,862.13/8,778,101.56
  6. Step 6: Final answer
    x = 6,776,758.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.