Home / 8,739,351.80-12,061,023.74-4,819,874.69

Finding the Fourth Proportional to 8,739,351.80, 12,061,023.74 and 4,819,874.69

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Solution

The fourth proportional to 8,739,351.80, 12,061,023.74 and 4,819,874.69 is: 6,651,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739,351.80 : 12,061,023.74 = 4,819,874.69 : x
  2. Step 2: Convert to fraction form
    8,739,351.80/12,061,023.74 = 4,819,874.69/x
  3. Step 3: Cross multiply
    8,739,351.80x = 12,061,023.74 × 4,819,874.69
  4. Step 4: Simplify right side
    8,739,351.80x = 58,132,623,111,154.65
  5. Step 5: Solve for x
    x = 58,132,623,111,154.65/8,739,351.80
  6. Step 6: Final answer
    x = 6,651,823.21

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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.