Home / 27,419,295.20-37,838,630.96-15,196,941.28

Finding the Fourth Proportional to 27,419,295.20, 37,838,630.96 and 15,196,941.28

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Solution

The fourth proportional to 27,419,295.20, 37,838,630.96 and 15,196,941.28 is: 20,971,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419,295.20 : 37,838,630.96 = 15,196,941.28 : x
  2. Step 2: Convert to fraction form
    27,419,295.20/37,838,630.96 = 15,196,941.28/x
  3. Step 3: Cross multiply
    27,419,295.20x = 37,838,630.96 × 15,196,941.28
  4. Step 4: Simplify right side
    27,419,295.20x = 575,031,452,814,710
  5. Step 5: Solve for x
    x = 575,031,452,814,710/27,419,295.20
  6. Step 6: Final answer
    x = 20,971,780.95

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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.