Home / 6,387,671.40-9,581,507.10-2,603,869.80

Finding the Fourth Proportional to 6,387,671.40, 9,581,507.10 and 2,603,869.80

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Solution

The fourth proportional to 6,387,671.40, 9,581,507.10 and 2,603,869.80 is: 3,905,804.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,671.40 : 9,581,507.10 = 2,603,869.80 : x
  2. Step 2: Convert to fraction form
    6,387,671.40/9,581,507.10 = 2,603,869.80/x
  3. Step 3: Cross multiply
    6,387,671.40x = 9,581,507.10 × 2,603,869.80
  4. Step 4: Simplify right side
    6,387,671.40x = 24,948,996,976,175.58
  5. Step 5: Solve for x
    x = 24,948,996,976,175.58/6,387,671.40
  6. Step 6: Final answer
    x = 3,905,804.70

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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.