Home / 14,000,521.28-20,968,150.52-13,515,619.60

Finding the Fourth Proportional to 14,000,521.28, 20,968,150.52 and 13,515,619.60

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Solution

The fourth proportional to 14,000,521.28, 20,968,150.52 and 13,515,619.60 is: 20,241,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000,521.28 : 20,968,150.52 = 13,515,619.60 : x
  2. Step 2: Convert to fraction form
    14,000,521.28/20,968,150.52 = 13,515,619.60/x
  3. Step 3: Cross multiply
    14,000,521.28x = 20,968,150.52 × 13,515,619.60
  4. Step 4: Simplify right side
    14,000,521.28x = 283,397,546,143,862.19
  5. Step 5: Solve for x
    x = 283,397,546,143,862.19/14,000,521.28
  6. Step 6: Final answer
    x = 20,241,928.17

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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.