Home / 10,126,396.59-13,974,318.27-5,480,078.82

Finding the Fourth Proportional to 10,126,396.59, 13,974,318.27 and 5,480,078.82

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Solution

The fourth proportional to 10,126,396.59, 13,974,318.27 and 5,480,078.82 is: 7,562,449.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,396.59 : 13,974,318.27 = 5,480,078.82 : x
  2. Step 2: Convert to fraction form
    10,126,396.59/13,974,318.27 = 5,480,078.82/x
  3. Step 3: Cross multiply
    10,126,396.59x = 13,974,318.27 × 5,480,078.82
  4. Step 4: Simplify right side
    10,126,396.59x = 76,580,365,575,366.05
  5. Step 5: Solve for x
    x = 76,580,365,575,366.05/10,126,396.59
  6. Step 6: Final answer
    x = 7,562,449.77

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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.