Home / 8,857,710.88-13,286,566.46-2,126,124.88

Finding the Fourth Proportional to 8,857,710.88, 13,286,566.46 and 2,126,124.88

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Solution

The fourth proportional to 8,857,710.88, 13,286,566.46 and 2,126,124.88 is: 3,189,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,710.88 : 13,286,566.46 = 2,126,124.88 : x
  2. Step 2: Convert to fraction form
    8,857,710.88/13,286,566.46 = 2,126,124.88/x
  3. Step 3: Cross multiply
    8,857,710.88x = 13,286,566.46 × 2,126,124.88
  4. Step 4: Simplify right side
    8,857,710.88x = 28,248,899,520,379.52
  5. Step 5: Solve for x
    x = 28,248,899,520,379.52/8,857,710.88
  6. Step 6: Final answer
    x = 3,189,187.35

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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.