Home / 10,868,154.84-16,301,232.72-3,678,867

Finding the Fourth Proportional to 10,868,154.84, 16,301,232.72 and 3,678,867

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Solution

The fourth proportional to 10,868,154.84, 16,301,232.72 and 3,678,867 is: 5,517,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,154.84 : 16,301,232.72 = 3,678,867 : x
  2. Step 2: Convert to fraction form
    10,868,154.84/16,301,232.72 = 3,678,867/x
  3. Step 3: Cross multiply
    10,868,154.84x = 16,301,232.72 × 3,678,867
  4. Step 4: Simplify right side
    10,868,154.84x = 59,970,067,112,928.24
  5. Step 5: Solve for x
    x = 59,970,067,112,928.24/10,868,154.84
  6. Step 6: Final answer
    x = 5,517,962.16

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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.