Home / 28,343,034.54-39,099,916.62-16,732,820.16

Finding the Fourth Proportional to 28,343,034.54, 39,099,916.62 and 16,732,820.16

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Solution

The fourth proportional to 28,343,034.54, 39,099,916.62 and 16,732,820.16 is: 23,083,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,343,034.54 : 39,099,916.62 = 16,732,820.16 : x
  2. Step 2: Convert to fraction form
    28,343,034.54/39,099,916.62 = 16,732,820.16/x
  3. Step 3: Cross multiply
    28,343,034.54x = 39,099,916.62 × 16,732,820.16
  4. Step 4: Simplify right side
    28,343,034.54x = 654,251,873,073,455
  5. Step 5: Solve for x
    x = 654,251,873,073,455/28,343,034.54
  6. Step 6: Final answer
    x = 23,083,338.95

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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.