Home / 6,912,026.60-10,368,039.90-3,888,717.80

Finding the Fourth Proportional to 6,912,026.60, 10,368,039.90 and 3,888,717.80

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Solution

The fourth proportional to 6,912,026.60, 10,368,039.90 and 3,888,717.80 is: 5,833,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,026.60 : 10,368,039.90 = 3,888,717.80 : x
  2. Step 2: Convert to fraction form
    6,912,026.60/10,368,039.90 = 3,888,717.80/x
  3. Step 3: Cross multiply
    6,912,026.60x = 10,368,039.90 × 3,888,717.80
  4. Step 4: Simplify right side
    6,912,026.60x = 40,318,381,310,240.22
  5. Step 5: Solve for x
    x = 40,318,381,310,240.22/6,912,026.60
  6. Step 6: Final answer
    x = 5,833,076.70

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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.