Home / 17,769,750.80-26,654,626.20-4,990,672.40

Finding the Fourth Proportional to 17,769,750.80, 26,654,626.20 and 4,990,672.40

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Solution

The fourth proportional to 17,769,750.80, 26,654,626.20 and 4,990,672.40 is: 7,486,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769,750.80 : 26,654,626.20 = 4,990,672.40 : x
  2. Step 2: Convert to fraction form
    17,769,750.80/26,654,626.20 = 4,990,672.40/x
  3. Step 3: Cross multiply
    17,769,750.80x = 26,654,626.20 × 4,990,672.40
  4. Step 4: Simplify right side
    17,769,750.80x = 133,024,507,308,656.89
  5. Step 5: Solve for x
    x = 133,024,507,308,656.89/17,769,750.80
  6. Step 6: Final answer
    x = 7,486,008.60

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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.