Home / 8,986,870.20-13,480,305.30-2,921,590.20

Finding the Fourth Proportional to 8,986,870.20, 13,480,305.30 and 2,921,590.20

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Solution

The fourth proportional to 8,986,870.20, 13,480,305.30 and 2,921,590.20 is: 4,382,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,870.20 : 13,480,305.30 = 2,921,590.20 : x
  2. Step 2: Convert to fraction form
    8,986,870.20/13,480,305.30 = 2,921,590.20/x
  3. Step 3: Cross multiply
    8,986,870.20x = 13,480,305.30 × 2,921,590.20
  4. Step 4: Simplify right side
    8,986,870.20x = 39,383,927,857,488.06
  5. Step 5: Solve for x
    x = 39,383,927,857,488.06/8,986,870.20
  6. Step 6: Final answer
    x = 4,382,385.30

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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.