Home / 13,356,987.01-18,432,954.23-7,476,474.92

Finding the Fourth Proportional to 13,356,987.01, 18,432,954.23 and 7,476,474.92

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Solution

The fourth proportional to 13,356,987.01, 18,432,954.23 and 7,476,474.92 is: 10,317,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356,987.01 : 18,432,954.23 = 7,476,474.92 : x
  2. Step 2: Convert to fraction form
    13,356,987.01/18,432,954.23 = 7,476,474.92/x
  3. Step 3: Cross multiply
    13,356,987.01x = 18,432,954.23 × 7,476,474.92
  4. Step 4: Simplify right side
    13,356,987.01x = 137,813,519,964,720.55
  5. Step 5: Solve for x
    x = 137,813,519,964,720.55/13,356,987.01
  6. Step 6: Final answer
    x = 10,317,710.11

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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.