Home / 8,857,710.11-13,286,565.34-2,126,124.11

Finding the Fourth Proportional to 8,857,710.11, 13,286,565.34 and 2,126,124.11

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Solution

The fourth proportional to 8,857,710.11, 13,286,565.34 and 2,126,124.11 is: 3,189,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,710.11 : 13,286,565.34 = 2,126,124.11 : x
  2. Step 2: Convert to fraction form
    8,857,710.11/13,286,565.34 = 2,126,124.11/x
  3. Step 3: Cross multiply
    8,857,710.11x = 13,286,565.34 × 2,126,124.11
  4. Step 4: Simplify right side
    8,857,710.11x = 28,248,886,936,365.45
  5. Step 5: Solve for x
    x = 28,248,886,936,365.45/8,857,710.11
  6. Step 6: Final answer
    x = 3,189,186.21

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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.