Home / 8,462,311.38-11,677,989.65-4,840,639.38

Finding the Fourth Proportional to 8,462,311.38, 11,677,989.65 and 4,840,639.38

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Solution

The fourth proportional to 8,462,311.38, 11,677,989.65 and 4,840,639.38 is: 6,680,082.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462,311.38 : 11,677,989.65 = 4,840,639.38 : x
  2. Step 2: Convert to fraction form
    8,462,311.38/11,677,989.65 = 4,840,639.38/x
  3. Step 3: Cross multiply
    8,462,311.38x = 11,677,989.65 × 4,840,639.38
  4. Step 4: Simplify right side
    8,462,311.38x = 56,528,936,554,819.22
  5. Step 5: Solve for x
    x = 56,528,936,554,819.22/8,462,311.38
  6. Step 6: Final answer
    x = 6,680,082.31

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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.