Home / 13,418,810.01-18,517,468.91-7,307,104.41

Finding the Fourth Proportional to 13,418,810.01, 18,517,468.91 and 7,307,104.41

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Solution

The fourth proportional to 13,418,810.01, 18,517,468.91 and 7,307,104.41 is: 10,083,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,418,810.01 : 18,517,468.91 = 7,307,104.41 : x
  2. Step 2: Convert to fraction form
    13,418,810.01/18,517,468.91 = 7,307,104.41/x
  3. Step 3: Cross multiply
    13,418,810.01x = 18,517,468.91 × 7,307,104.41
  4. Step 4: Simplify right side
    13,418,810.01x = 135,309,078,697,763.38
  5. Step 5: Solve for x
    x = 135,309,078,697,763.38/13,418,810.01
  6. Step 6: Final answer
    x = 10,083,537.85

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1.5x scale

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.