Home / 18,396,043.40-27,594,065.10-6,261,473.90

Finding the Fourth Proportional to 18,396,043.40, 27,594,065.10 and 6,261,473.90

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Solution

The fourth proportional to 18,396,043.40, 27,594,065.10 and 6,261,473.90 is: 9,392,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396,043.40 : 27,594,065.10 = 6,261,473.90 : x
  2. Step 2: Convert to fraction form
    18,396,043.40/27,594,065.10 = 6,261,473.90/x
  3. Step 3: Cross multiply
    18,396,043.40x = 27,594,065.10 × 6,261,473.90
  4. Step 4: Simplify right side
    18,396,043.40x = 172,779,518,418,550.91
  5. Step 5: Solve for x
    x = 172,779,518,418,550.91/18,396,043.40
  6. Step 6: Final answer
    x = 9,392,210.85

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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.