Home / 5,386,915.20-8,084,779.20-5,344,924.80

Finding the Fourth Proportional to 5,386,915.20, 8,084,779.20 and 5,344,924.80

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Solution

The fourth proportional to 5,386,915.20, 8,084,779.20 and 5,344,924.80 is: 8,021,759.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,915.20 : 8,084,779.20 = 5,344,924.80 : x
  2. Step 2: Convert to fraction form
    5,386,915.20/8,084,779.20 = 5,344,924.80/x
  3. Step 3: Cross multiply
    5,386,915.20x = 8,084,779.20 × 5,344,924.80
  4. Step 4: Simplify right side
    5,386,915.20x = 43,212,536,848,604.16
  5. Step 5: Solve for x
    x = 43,212,536,848,604.16/5,386,915.20
  6. Step 6: Final answer
    x = 8,021,759.25

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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.