Home / 12,562,706.80-18,844,060.20-8,258,034.70

Finding the Fourth Proportional to 12,562,706.80, 18,844,060.20 and 8,258,034.70

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Solution

The fourth proportional to 12,562,706.80, 18,844,060.20 and 8,258,034.70 is: 12,387,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562,706.80 : 18,844,060.20 = 8,258,034.70 : x
  2. Step 2: Convert to fraction form
    12,562,706.80/18,844,060.20 = 8,258,034.70/x
  3. Step 3: Cross multiply
    12,562,706.80x = 18,844,060.20 × 8,258,034.70
  4. Step 4: Simplify right side
    12,562,706.80x = 155,614,903,020,488.94
  5. Step 5: Solve for x
    x = 155,614,903,020,488.94/12,562,706.80
  6. Step 6: Final answer
    x = 12,387,052.05

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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.