Home / 6,600,235.20-9,900,360.70-1,807,965.78

Finding the Fourth Proportional to 6,600,235.20, 9,900,360.70 and 1,807,965.78

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Solution

The fourth proportional to 6,600,235.20, 9,900,360.70 and 1,807,965.78 is: 2,711,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600,235.20 : 9,900,360.70 = 1,807,965.78 : x
  2. Step 2: Convert to fraction form
    6,600,235.20/9,900,360.70 = 1,807,965.78/x
  3. Step 3: Cross multiply
    6,600,235.20x = 9,900,360.70 × 1,807,965.78
  4. Step 4: Simplify right side
    6,600,235.20x = 17,899,513,355,256.84
  5. Step 5: Solve for x
    x = 17,899,513,355,256.84/6,600,235.20
  6. Step 6: Final answer
    x = 2,711,950.83

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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.