Home / 38,245,247.20-57,367,870.80-30,686,975.20

Finding the Fourth Proportional to 38,245,247.20, 57,367,870.80 and 30,686,975.20

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Solution

The fourth proportional to 38,245,247.20, 57,367,870.80 and 30,686,975.20 is: 46,030,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,245,247.20 : 57,367,870.80 = 30,686,975.20 : x
  2. Step 2: Convert to fraction form
    38,245,247.20/57,367,870.80 = 30,686,975.20/x
  3. Step 3: Cross multiply
    38,245,247.20x = 57,367,870.80 × 30,686,975.20
  4. Step 4: Simplify right side
    38,245,247.20x = 1,760,446,428,516,404
  5. Step 5: Solve for x
    x = 1,760,446,428,516,404/38,245,247.20
  6. Step 6: Final answer
    x = 46,030,462.80

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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.