Home / 27,920,064.80-41,914,214.40-15,797,961.20

Finding the Fourth Proportional to 27,920,064.80, 41,914,214.40 and 15,797,961.20

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Solution

The fourth proportional to 27,920,064.80, 41,914,214.40 and 15,797,961.20 is: 23,716,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,920,064.80 : 41,914,214.40 = 15,797,961.20 : x
  2. Step 2: Convert to fraction form
    27,920,064.80/41,914,214.40 = 15,797,961.20/x
  3. Step 3: Cross multiply
    27,920,064.80x = 41,914,214.40 × 15,797,961.20
  4. Step 4: Simplify right side
    27,920,064.80x = 662,159,132,819,681.25
  5. Step 5: Solve for x
    x = 662,159,132,819,681.25/27,920,064.80
  6. Step 6: Final answer
    x = 23,716,246.28

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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.