Home / 11,658,980.60-17,488,470.90-3,679,767.80

Finding the Fourth Proportional to 11,658,980.60, 17,488,470.90 and 3,679,767.80

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Solution

The fourth proportional to 11,658,980.60, 17,488,470.90 and 3,679,767.80 is: 5,519,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658,980.60 : 17,488,470.90 = 3,679,767.80 : x
  2. Step 2: Convert to fraction form
    11,658,980.60/17,488,470.90 = 3,679,767.80/x
  3. Step 3: Cross multiply
    11,658,980.60x = 17,488,470.90 × 3,679,767.80
  4. Step 4: Simplify right side
    11,658,980.60x = 64,353,512,089,057.01
  5. Step 5: Solve for x
    x = 64,353,512,089,057.01/11,658,980.60
  6. Step 6: Final answer
    x = 5,519,651.70

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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.