Home / 10,144,074.27-13,990,659.95-8,917,757.76

Finding the Fourth Proportional to 10,144,074.27, 13,990,659.95 and 8,917,757.76

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Solution

The fourth proportional to 10,144,074.27, 13,990,659.95 and 8,917,757.76 is: 12,299,329.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144,074.27 : 13,990,659.95 = 8,917,757.76 : x
  2. Step 2: Convert to fraction form
    10,144,074.27/13,990,659.95 = 8,917,757.76/x
  3. Step 3: Cross multiply
    10,144,074.27x = 13,990,659.95 × 8,917,757.76
  4. Step 4: Simplify right side
    10,144,074.27x = 124,765,316,358,928.11
  5. Step 5: Solve for x
    x = 124,765,316,358,928.11/10,144,074.27
  6. Step 6: Final answer
    x = 12,299,329.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.