Home / 20,647,209.24-30,970,710.18-5,294,430.36

Finding the Fourth Proportional to 20,647,209.24, 30,970,710.18 and 5,294,430.36

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Solution

The fourth proportional to 20,647,209.24, 30,970,710.18 and 5,294,430.36 is: 7,941,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,647,209.24 : 30,970,710.18 = 5,294,430.36 : x
  2. Step 2: Convert to fraction form
    20,647,209.24/30,970,710.18 = 5,294,430.36/x
  3. Step 3: Cross multiply
    20,647,209.24x = 30,970,710.18 × 5,294,430.36
  4. Step 4: Simplify right side
    20,647,209.24x = 163,972,268,247,753.06
  5. Step 5: Solve for x
    x = 163,972,268,247,753.06/20,647,209.24
  6. Step 6: Final answer
    x = 7,941,618.95

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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.