Home / 8,694,965.23-13,042,867.30-2,859,021.72

Finding the Fourth Proportional to 8,694,965.23, 13,042,867.30 and 2,859,021.72

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Solution

The fourth proportional to 8,694,965.23, 13,042,867.30 and 2,859,021.72 is: 4,288,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,965.23 : 13,042,867.30 = 2,859,021.72 : x
  2. Step 2: Convert to fraction form
    8,694,965.23/13,042,867.30 = 2,859,021.72/x
  3. Step 3: Cross multiply
    8,694,965.23x = 13,042,867.30 × 2,859,021.72
  4. Step 4: Simplify right side
    8,694,965.23x = 37,289,840,887,482.65
  5. Step 5: Solve for x
    x = 37,289,840,887,482.65/8,694,965.23
  6. Step 6: Final answer
    x = 4,288,670.50

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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.