Home / 5,440,779.90-8,154,171.45-3,308,600.70

Finding the Fourth Proportional to 5,440,779.90, 8,154,171.45 and 3,308,600.70

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Solution

The fourth proportional to 5,440,779.90, 8,154,171.45 and 3,308,600.70 is: 4,958,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,779.90 : 8,154,171.45 = 3,308,600.70 : x
  2. Step 2: Convert to fraction form
    5,440,779.90/8,154,171.45 = 3,308,600.70/x
  3. Step 3: Cross multiply
    5,440,779.90x = 8,154,171.45 × 3,308,600.70
  4. Step 4: Simplify right side
    5,440,779.90x = 26,978,897,367,390.02
  5. Step 5: Solve for x
    x = 26,978,897,367,390.02/5,440,779.90
  6. Step 6: Final answer
    x = 4,958,645.24

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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.