Home / 20,483,531.84-30,718,542.24-6,832,916.48

Finding the Fourth Proportional to 20,483,531.84, 30,718,542.24 and 6,832,916.48

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Solution

The fourth proportional to 20,483,531.84, 30,718,542.24 and 6,832,916.48 is: 10,247,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,483,531.84 : 30,718,542.24 = 6,832,916.48 : x
  2. Step 2: Convert to fraction form
    20,483,531.84/30,718,542.24 = 6,832,916.48/x
  3. Step 3: Cross multiply
    20,483,531.84x = 30,718,542.24 × 6,832,916.48
  4. Step 4: Simplify right side
    20,483,531.84x = 209,897,233,513,272.12
  5. Step 5: Solve for x
    x = 209,897,233,513,272.12/20,483,531.84
  6. Step 6: Final answer
    x = 10,247,121.21

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1.5x scale

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.