Home / 8,731,560.68-12,050,190.60-5,061,424.76

Finding the Fourth Proportional to 8,731,560.68, 12,050,190.60 and 5,061,424.76

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Solution

The fourth proportional to 8,731,560.68, 12,050,190.60 and 5,061,424.76 is: 6,985,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,560.68 : 12,050,190.60 = 5,061,424.76 : x
  2. Step 2: Convert to fraction form
    8,731,560.68/12,050,190.60 = 5,061,424.76/x
  3. Step 3: Cross multiply
    8,731,560.68x = 12,050,190.60 × 5,061,424.76
  4. Step 4: Simplify right side
    8,731,560.68x = 60,991,133,076,704.39
  5. Step 5: Solve for x
    x = 60,991,133,076,704.39/8,731,560.68
  6. Step 6: Final answer
    x = 6,985,135.34

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Double scale
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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.