Home / 45,049,726-62,219,943.48-30,537,843.76

Finding the Fourth Proportional to 45,049,726, 62,219,943.48 and 30,537,843.76

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Solution

The fourth proportional to 45,049,726, 62,219,943.48 and 30,537,843.76 is: 42,177,013.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,049,726 : 62,219,943.48 = 30,537,843.76 : x
  2. Step 2: Convert to fraction form
    45,049,726/62,219,943.48 = 30,537,843.76/x
  3. Step 3: Cross multiply
    45,049,726x = 62,219,943.48 × 30,537,843.76
  4. Step 4: Simplify right side
    45,049,726x = 1,900,062,912,748,270.75
  5. Step 5: Solve for x
    x = 1,900,062,912,748,270.75/45,049,726
  6. Step 6: Final answer
    x = 42,177,013.75

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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.