Home / 42,696,916.43-64,044,627.41-16,791,908.11

Finding the Fourth Proportional to 42,696,916.43, 64,044,627.41 and 16,791,908.11

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Solution

The fourth proportional to 42,696,916.43, 64,044,627.41 and 16,791,908.11 is: 25,187,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,696,916.43 : 64,044,627.41 = 16,791,908.11 : x
  2. Step 2: Convert to fraction form
    42,696,916.43/64,044,627.41 = 16,791,908.11/x
  3. Step 3: Cross multiply
    42,696,916.43x = 64,044,627.41 × 16,791,908.11
  4. Step 4: Simplify right side
    42,696,916.43x = 1,075,431,498,289,775.62
  5. Step 5: Solve for x
    x = 1,075,431,498,289,775.62/42,696,916.43
  6. Step 6: Final answer
    x = 25,187,568.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.