Home / 28,849,272.48-39,812,006.52-15,797,358.54

Finding the Fourth Proportional to 28,849,272.48, 39,812,006.52 and 15,797,358.54

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Solution

The fourth proportional to 28,849,272.48, 39,812,006.52 and 15,797,358.54 is: 21,800,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849,272.48 : 39,812,006.52 = 15,797,358.54 : x
  2. Step 2: Convert to fraction form
    28,849,272.48/39,812,006.52 = 15,797,358.54/x
  3. Step 3: Cross multiply
    28,849,272.48x = 39,812,006.52 × 15,797,358.54
  4. Step 4: Simplify right side
    28,849,272.48x = 628,924,541,193,257.75
  5. Step 5: Solve for x
    x = 628,924,541,193,257.75/28,849,272.48
  6. Step 6: Final answer
    x = 21,800,360.53

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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.