Home / 5,216,744.80-7,825,117.20-3,622,421.80

Finding the Fourth Proportional to 5,216,744.80, 7,825,117.20 and 3,622,421.80

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Solution

The fourth proportional to 5,216,744.80, 7,825,117.20 and 3,622,421.80 is: 5,433,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,744.80 : 7,825,117.20 = 3,622,421.80 : x
  2. Step 2: Convert to fraction form
    5,216,744.80/7,825,117.20 = 3,622,421.80/x
  3. Step 3: Cross multiply
    5,216,744.80x = 7,825,117.20 × 3,622,421.80
  4. Step 4: Simplify right side
    5,216,744.80x = 28,345,875,132,834.96
  5. Step 5: Solve for x
    x = 28,345,875,132,834.96/5,216,744.80
  6. Step 6: Final answer
    x = 5,433,632.70

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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.