Home / 8,577,912.60-12,867,282.69-2,820,518.76

Finding the Fourth Proportional to 8,577,912.60, 12,867,282.69 and 2,820,518.76

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Solution

The fourth proportional to 8,577,912.60, 12,867,282.69 and 2,820,518.76 is: 4,230,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,912.60 : 12,867,282.69 = 2,820,518.76 : x
  2. Step 2: Convert to fraction form
    8,577,912.60/12,867,282.69 = 2,820,518.76/x
  3. Step 3: Cross multiply
    8,577,912.60x = 12,867,282.69 × 2,820,518.76
  4. Step 4: Simplify right side
    8,577,912.60x = 36,292,412,217,368.26
  5. Step 5: Solve for x
    x = 36,292,412,217,368.26/8,577,912.60
  6. Step 6: Final answer
    x = 4,230,914.20

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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.