Home / 62,498,419.20-93,747,628.80-21,557,779.20

Finding the Fourth Proportional to 62,498,419.20, 93,747,628.80 and 21,557,779.20

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Solution

The fourth proportional to 62,498,419.20, 93,747,628.80 and 21,557,779.20 is: 32,336,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,498,419.20 : 93,747,628.80 = 21,557,779.20 : x
  2. Step 2: Convert to fraction form
    62,498,419.20/93,747,628.80 = 21,557,779.20/x
  3. Step 3: Cross multiply
    62,498,419.20x = 93,747,628.80 × 21,557,779.20
  4. Step 4: Simplify right side
    62,498,419.20x = 2,020,990,682,193,960.75
  5. Step 5: Solve for x
    x = 2,020,990,682,193,960.75/62,498,419.20
  6. Step 6: Final answer
    x = 32,336,668.80

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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.