Home / 10,527,455.70-15,791,183.55-8,986,276.80

Finding the Fourth Proportional to 10,527,455.70, 15,791,183.55 and 8,986,276.80

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Solution

The fourth proportional to 10,527,455.70, 15,791,183.55 and 8,986,276.80 is: 13,479,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527,455.70 : 15,791,183.55 = 8,986,276.80 : x
  2. Step 2: Convert to fraction form
    10,527,455.70/15,791,183.55 = 8,986,276.80/x
  3. Step 3: Cross multiply
    10,527,455.70x = 15,791,183.55 × 8,986,276.80
  4. Step 4: Simplify right side
    10,527,455.70x = 141,903,946,379,906.66
  5. Step 5: Solve for x
    x = 141,903,946,379,906.66/10,527,455.70
  6. Step 6: Final answer
    x = 13,479,415.20

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1.5x scale

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.