Home / 36,271,806.90-54,336,851.55-21,852,041.10

Finding the Fourth Proportional to 36,271,806.90, 54,336,851.55 and 21,852,041.10

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Solution

The fourth proportional to 36,271,806.90, 54,336,851.55 and 21,852,041.10 is: 32,735,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,271,806.90 : 54,336,851.55 = 21,852,041.10 : x
  2. Step 2: Convert to fraction form
    36,271,806.90/54,336,851.55 = 21,852,041.10/x
  3. Step 3: Cross multiply
    36,271,806.90x = 54,336,851.55 × 21,852,041.10
  4. Step 4: Simplify right side
    36,271,806.90x = 1,187,371,113,315,198.75
  5. Step 5: Solve for x
    x = 1,187,371,113,315,198.75/36,271,806.90
  6. Step 6: Final answer
    x = 32,735,372.59

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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.