Home / 6,878,146.20-10,310,658.30-2,559,039.90

Finding the Fourth Proportional to 6,878,146.20, 10,310,658.30 and 2,559,039.90

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Solution

The fourth proportional to 6,878,146.20, 10,310,658.30 and 2,559,039.90 is: 3,836,118.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,146.20 : 10,310,658.30 = 2,559,039.90 : x
  2. Step 2: Convert to fraction form
    6,878,146.20/10,310,658.30 = 2,559,039.90/x
  3. Step 3: Cross multiply
    6,878,146.20x = 10,310,658.30 × 2,559,039.90
  4. Step 4: Simplify right side
    6,878,146.20x = 26,385,385,984,966.17
  5. Step 5: Solve for x
    x = 26,385,385,984,966.17/6,878,146.20
  6. Step 6: Final answer
    x = 3,836,118.81

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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.