Home / 74,010,806.41-102,136,122.03-40,519,726.74

Finding the Fourth Proportional to 74,010,806.41, 102,136,122.03 and 40,519,726.74

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Solution

The fourth proportional to 74,010,806.41, 102,136,122.03 and 40,519,726.74 is: 55,917,884.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,010,806.41 : 102,136,122.03 = 40,519,726.74 : x
  2. Step 2: Convert to fraction form
    74,010,806.41/102,136,122.03 = 40,519,726.74/x
  3. Step 3: Cross multiply
    74,010,806.41x = 102,136,122.03 × 40,519,726.74
  4. Step 4: Simplify right side
    74,010,806.41x = 4,138,527,754,862,717
  5. Step 5: Solve for x
    x = 4,138,527,754,862,717/74,010,806.41
  6. Step 6: Final answer
    x = 55,917,884.91

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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.