Home / 5,377,179.80-8,065,769.70-4,929,282.20

Finding the Fourth Proportional to 5,377,179.80, 8,065,769.70 and 4,929,282.20

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Solution

The fourth proportional to 5,377,179.80, 8,065,769.70 and 4,929,282.20 is: 7,393,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,179.80 : 8,065,769.70 = 4,929,282.20 : x
  2. Step 2: Convert to fraction form
    5,377,179.80/8,065,769.70 = 4,929,282.20/x
  3. Step 3: Cross multiply
    5,377,179.80x = 8,065,769.70 × 4,929,282.20
  4. Step 4: Simplify right side
    5,377,179.80x = 39,758,455,011,509.34
  5. Step 5: Solve for x
    x = 39,758,455,011,509.34/5,377,179.80
  6. Step 6: Final answer
    x = 7,393,923.30

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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.