Home / 8,779,907.20-13,146,241.20-6,874,592.80

Finding the Fourth Proportional to 8,779,907.20, 13,146,241.20 and 6,874,592.80

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Solution

The fourth proportional to 8,779,907.20, 13,146,241.20 and 6,874,592.80 is: 10,293,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,907.20 : 13,146,241.20 = 6,874,592.80 : x
  2. Step 2: Convert to fraction form
    8,779,907.20/13,146,241.20 = 6,874,592.80/x
  3. Step 3: Cross multiply
    8,779,907.20x = 13,146,241.20 × 6,874,592.80
  4. Step 4: Simplify right side
    8,779,907.20x = 90,375,055,100,583.36
  5. Step 5: Solve for x
    x = 90,375,055,100,583.36/8,779,907.20
  6. Step 6: Final answer
    x = 10,293,395.25

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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.