Home / 17,391,031.60-26,077,216.20-7,282,231.60

Finding the Fourth Proportional to 17,391,031.60, 26,077,216.20 and 7,282,231.60

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Solution

The fourth proportional to 17,391,031.60, 26,077,216.20 and 7,282,231.60 is: 10,919,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391,031.60 : 26,077,216.20 = 7,282,231.60 : x
  2. Step 2: Convert to fraction form
    17,391,031.60/26,077,216.20 = 7,282,231.60/x
  3. Step 3: Cross multiply
    17,391,031.60x = 26,077,216.20 × 7,282,231.60
  4. Step 4: Simplify right side
    17,391,031.60x = 189,900,327,851,671.91
  5. Step 5: Solve for x
    x = 189,900,327,851,671.91/17,391,031.60
  6. Step 6: Final answer
    x = 10,919,440.10

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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.