Home / 5,440,751.40-8,154,128.70-3,308,572.20

Finding the Fourth Proportional to 5,440,751.40, 8,154,128.70 and 3,308,572.20

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Solution

The fourth proportional to 5,440,751.40, 8,154,128.70 and 3,308,572.20 is: 4,958,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,751.40 : 8,154,128.70 = 3,308,572.20 : x
  2. Step 2: Convert to fraction form
    5,440,751.40/8,154,128.70 = 3,308,572.20/x
  3. Step 3: Cross multiply
    5,440,751.40x = 8,154,128.70 × 3,308,572.20
  4. Step 4: Simplify right side
    5,440,751.40x = 26,978,523,532,042.14
  5. Step 5: Solve for x
    x = 26,978,523,532,042.14/5,440,751.40
  6. Step 6: Final answer
    x = 4,958,602.51

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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.