Home / 8,159,795.20-12,239,692.80-5,768,310.70

Finding the Fourth Proportional to 8,159,795.20, 12,239,692.80 and 5,768,310.70

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Solution

The fourth proportional to 8,159,795.20, 12,239,692.80 and 5,768,310.70 is: 8,652,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159,795.20 : 12,239,692.80 = 5,768,310.70 : x
  2. Step 2: Convert to fraction form
    8,159,795.20/12,239,692.80 = 5,768,310.70/x
  3. Step 3: Cross multiply
    8,159,795.20x = 12,239,692.80 × 5,768,310.70
  4. Step 4: Simplify right side
    8,159,795.20x = 70,602,350,942,952.97
  5. Step 5: Solve for x
    x = 70,602,350,942,952.97/8,159,795.20
  6. Step 6: Final answer
    x = 8,652,466.05

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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.