Home / 27,858,039.40-41,787,059.10-8,688,765.70

Finding the Fourth Proportional to 27,858,039.40, 41,787,059.10 and 8,688,765.70

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Solution

The fourth proportional to 27,858,039.40, 41,787,059.10 and 8,688,765.70 is: 13,033,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,858,039.40 : 41,787,059.10 = 8,688,765.70 : x
  2. Step 2: Convert to fraction form
    27,858,039.40/41,787,059.10 = 8,688,765.70/x
  3. Step 3: Cross multiply
    27,858,039.40x = 41,787,059.10 × 8,688,765.70
  4. Step 4: Simplify right side
    27,858,039.40x = 363,077,965,811,952.88
  5. Step 5: Solve for x
    x = 363,077,965,811,952.88/27,858,039.40
  6. Step 6: Final answer
    x = 13,033,148.55

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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.