Home / 37,013,253.70-51,079,886.28-20,493,378.58

Finding the Fourth Proportional to 37,013,253.70, 51,079,886.28 and 20,493,378.58

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Solution

The fourth proportional to 37,013,253.70, 51,079,886.28 and 20,493,378.58 is: 28,281,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,013,253.70 : 51,079,886.28 = 20,493,378.58 : x
  2. Step 2: Convert to fraction form
    37,013,253.70/51,079,886.28 = 20,493,378.58/x
  3. Step 3: Cross multiply
    37,013,253.70x = 51,079,886.28 × 20,493,378.58
  4. Step 4: Simplify right side
    37,013,253.70x = 1,046,799,447,359,387.88
  5. Step 5: Solve for x
    x = 1,046,799,447,359,387.88/37,013,253.70
  6. Step 6: Final answer
    x = 28,281,746.20

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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.