Home / 8,276,734.60-11,415,423.08-5,377,059.76

Finding the Fourth Proportional to 8,276,734.60, 11,415,423.08 and 5,377,059.76

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Solution

The fourth proportional to 8,276,734.60, 11,415,423.08 and 5,377,059.76 is: 7,416,138.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,734.60 : 11,415,423.08 = 5,377,059.76 : x
  2. Step 2: Convert to fraction form
    8,276,734.60/11,415,423.08 = 5,377,059.76/x
  3. Step 3: Cross multiply
    8,276,734.60x = 11,415,423.08 × 5,377,059.76
  4. Step 4: Simplify right side
    8,276,734.60x = 61,381,412,086,843.26
  5. Step 5: Solve for x
    x = 61,381,412,086,843.26/8,276,734.60
  6. Step 6: Final answer
    x = 7,416,138.74

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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.