Home / 31,530,400.20-47,295,600.30-26,428,566.60

Finding the Fourth Proportional to 31,530,400.20, 47,295,600.30 and 26,428,566.60

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Solution

The fourth proportional to 31,530,400.20, 47,295,600.30 and 26,428,566.60 is: 39,642,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,400.20 : 47,295,600.30 = 26,428,566.60 : x
  2. Step 2: Convert to fraction form
    31,530,400.20/47,295,600.30 = 26,428,566.60/x
  3. Step 3: Cross multiply
    31,530,400.20x = 47,295,600.30 × 26,428,566.60
  4. Step 4: Simplify right side
    31,530,400.20x = 1,249,954,922,415,530
  5. Step 5: Solve for x
    x = 1,249,954,922,415,530/31,530,400.20
  6. Step 6: Final answer
    x = 39,642,849.90

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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.