Home / 5,346,330.70-8,001,781.35-4,921,177.90

Finding the Fourth Proportional to 5,346,330.70, 8,001,781.35 and 4,921,177.90

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Solution

The fourth proportional to 5,346,330.70, 8,001,781.35 and 4,921,177.90 is: 7,365,460.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,330.70 : 8,001,781.35 = 4,921,177.90 : x
  2. Step 2: Convert to fraction form
    5,346,330.70/8,001,781.35 = 4,921,177.90/x
  3. Step 3: Cross multiply
    5,346,330.70x = 8,001,781.35 × 4,921,177.90
  4. Step 4: Simplify right side
    5,346,330.70x = 39,378,189,540,252.16
  5. Step 5: Solve for x
    x = 39,378,189,540,252.16/5,346,330.70
  6. Step 6: Final answer
    x = 7,365,460.86

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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.