Home / 6,986,352.80-10,479,529.20-2,194,526.45

Finding the Fourth Proportional to 6,986,352.80, 10,479,529.20 and 2,194,526.45

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Solution

The fourth proportional to 6,986,352.80, 10,479,529.20 and 2,194,526.45 is: 3,291,789.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,352.80 : 10,479,529.20 = 2,194,526.45 : x
  2. Step 2: Convert to fraction form
    6,986,352.80/10,479,529.20 = 2,194,526.45/x
  3. Step 3: Cross multiply
    6,986,352.80x = 10,479,529.20 × 2,194,526.45
  4. Step 4: Simplify right side
    6,986,352.80x = 22,997,604,012,947.34
  5. Step 5: Solve for x
    x = 22,997,604,012,947.34/6,986,352.80
  6. Step 6: Final answer
    x = 3,291,789.68

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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.