Home / 73,811,407.07-101,862,836.28-42,449,480.54

Finding the Fourth Proportional to 73,811,407.07, 101,862,836.28 and 42,449,480.54

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Solution

The fourth proportional to 73,811,407.07, 101,862,836.28 and 42,449,480.54 is: 58,582,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,407.07 : 101,862,836.28 = 42,449,480.54 : x
  2. Step 2: Convert to fraction form
    73,811,407.07/101,862,836.28 = 42,449,480.54/x
  3. Step 3: Cross multiply
    73,811,407.07x = 101,862,836.28 × 42,449,480.54
  4. Step 4: Simplify right side
    73,811,407.07x = 4,324,024,486,109,347.50
  5. Step 5: Solve for x
    x = 4,324,024,486,109,347.50/73,811,407.07
  6. Step 6: Final answer
    x = 58,582,062.82

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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.