Home / 17,015,516.40-25,520,243.40-6,779,517.96

Finding the Fourth Proportional to 17,015,516.40, 25,520,243.40 and 6,779,517.96

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Solution

The fourth proportional to 17,015,516.40, 25,520,243.40 and 6,779,517.96 is: 10,168,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015,516.40 : 25,520,243.40 = 6,779,517.96 : x
  2. Step 2: Convert to fraction form
    17,015,516.40/25,520,243.40 = 6,779,517.96/x
  3. Step 3: Cross multiply
    17,015,516.40x = 25,520,243.40 × 6,779,517.96
  4. Step 4: Simplify right side
    17,015,516.40x = 173,014,948,473,871.44
  5. Step 5: Solve for x
    x = 173,014,948,473,871.44/17,015,516.40
  6. Step 6: Final answer
    x = 10,168,069.21

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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.