Home / 7,261,409.80-10,892,114.70-6,564,680.20

Finding the Fourth Proportional to 7,261,409.80, 10,892,114.70 and 6,564,680.20

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Solution

The fourth proportional to 7,261,409.80, 10,892,114.70 and 6,564,680.20 is: 9,847,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,409.80 : 10,892,114.70 = 6,564,680.20 : x
  2. Step 2: Convert to fraction form
    7,261,409.80/10,892,114.70 = 6,564,680.20/x
  3. Step 3: Cross multiply
    7,261,409.80x = 10,892,114.70 × 6,564,680.20
  4. Step 4: Simplify right side
    7,261,409.80x = 71,503,249,707,218.94
  5. Step 5: Solve for x
    x = 71,503,249,707,218.94/7,261,409.80
  6. Step 6: Final answer
    x = 9,847,020.30

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Double scale
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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.