Home / 12,291,210.30-18,435,065.85-4,204,559.10

Finding the Fourth Proportional to 12,291,210.30, 18,435,065.85 and 4,204,559.10

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Solution

The fourth proportional to 12,291,210.30, 18,435,065.85 and 4,204,559.10 is: 6,306,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,210.30 : 18,435,065.85 = 4,204,559.10 : x
  2. Step 2: Convert to fraction form
    12,291,210.30/18,435,065.85 = 4,204,559.10/x
  3. Step 3: Cross multiply
    12,291,210.30x = 18,435,065.85 × 4,204,559.10
  4. Step 4: Simplify right side
    12,291,210.30x = 77,511,323,878,716.73
  5. Step 5: Solve for x
    x = 77,511,323,878,716.73/12,291,210.30
  6. Step 6: Final answer
    x = 6,306,240.15

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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.