Home / 8,734,711.20-13,102,066.80-7,852,912.80

Finding the Fourth Proportional to 8,734,711.20, 13,102,066.80 and 7,852,912.80

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Solution

The fourth proportional to 8,734,711.20, 13,102,066.80 and 7,852,912.80 is: 11,779,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734,711.20 : 13,102,066.80 = 7,852,912.80 : x
  2. Step 2: Convert to fraction form
    8,734,711.20/13,102,066.80 = 7,852,912.80/x
  3. Step 3: Cross multiply
    8,734,711.20x = 13,102,066.80 × 7,852,912.80
  4. Step 4: Simplify right side
    8,734,711.20x = 102,889,388,080,175.05
  5. Step 5: Solve for x
    x = 102,889,388,080,175.05/8,734,711.20
  6. Step 6: Final answer
    x = 11,779,369.20

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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.