Home / 21,268,226.28-29,350,271.79-12,100,869.03

Finding the Fourth Proportional to 21,268,226.28, 29,350,271.79 and 12,100,869.03

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Solution

The fourth proportional to 21,268,226.28, 29,350,271.79 and 12,100,869.03 is: 16,699,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,268,226.28 : 29,350,271.79 = 12,100,869.03 : x
  2. Step 2: Convert to fraction form
    21,268,226.28/29,350,271.79 = 12,100,869.03/x
  3. Step 3: Cross multiply
    21,268,226.28x = 29,350,271.79 × 12,100,869.03
  4. Step 4: Simplify right side
    21,268,226.28x = 355,163,794,925,693.62
  5. Step 5: Solve for x
    x = 355,163,794,925,693.62/21,268,226.28
  6. Step 6: Final answer
    x = 16,699,267.27

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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.