Home / 9,072,820.80-13,609,231.20-3,391,869.60

Finding the Fourth Proportional to 9,072,820.80, 13,609,231.20 and 3,391,869.60

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Solution

The fourth proportional to 9,072,820.80, 13,609,231.20 and 3,391,869.60 is: 5,087,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,820.80 : 13,609,231.20 = 3,391,869.60 : x
  2. Step 2: Convert to fraction form
    9,072,820.80/13,609,231.20 = 3,391,869.60/x
  3. Step 3: Cross multiply
    9,072,820.80x = 13,609,231.20 × 3,391,869.60
  4. Step 4: Simplify right side
    9,072,820.80x = 46,160,737,586,651.52
  5. Step 5: Solve for x
    x = 46,160,737,586,651.52/9,072,820.80
  6. Step 6: Final answer
    x = 5,087,804.40

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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.