Home / 50,797,339.20-70,111,420.56-31,235,061.60

Finding the Fourth Proportional to 50,797,339.20, 70,111,420.56 and 31,235,061.60

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Solution

The fourth proportional to 50,797,339.20, 70,111,420.56 and 31,235,061.60 is: 43,111,205.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,797,339.20 : 70,111,420.56 = 31,235,061.60 : x
  2. Step 2: Convert to fraction form
    50,797,339.20/70,111,420.56 = 31,235,061.60/x
  3. Step 3: Cross multiply
    50,797,339.20x = 70,111,420.56 × 31,235,061.60
  4. Step 4: Simplify right side
    50,797,339.20x = 2,189,934,540,055,106.75
  5. Step 5: Solve for x
    x = 2,189,934,540,055,106.75/50,797,339.20
  6. Step 6: Final answer
    x = 43,111,205.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.