Home / 7,864,354.26-11,801,116.80-3,315,124.80

Finding the Fourth Proportional to 7,864,354.26, 11,801,116.80 and 3,315,124.80

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Solution

The fourth proportional to 7,864,354.26, 11,801,116.80 and 3,315,124.80 is: 4,974,620.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,354.26 : 11,801,116.80 = 3,315,124.80 : x
  2. Step 2: Convert to fraction form
    7,864,354.26/11,801,116.80 = 3,315,124.80/x
  3. Step 3: Cross multiply
    7,864,354.26x = 11,801,116.80 × 3,315,124.80
  4. Step 4: Simplify right side
    7,864,354.26x = 39,122,174,971,376.64
  5. Step 5: Solve for x
    x = 39,122,174,971,376.64/7,864,354.26
  6. Step 6: Final answer
    x = 4,974,620.12

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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.