Home / 8,525,892.78-11,773,589.49-5,475,421.44

Finding the Fourth Proportional to 8,525,892.78, 11,773,589.49 and 5,475,421.44

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Solution

The fourth proportional to 8,525,892.78, 11,773,589.49 and 5,475,421.44 is: 7,561,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525,892.78 : 11,773,589.49 = 5,475,421.44 : x
  2. Step 2: Convert to fraction form
    8,525,892.78/11,773,589.49 = 5,475,421.44/x
  3. Step 3: Cross multiply
    8,525,892.78x = 11,773,589.49 × 5,475,421.44
  4. Step 4: Simplify right side
    8,525,892.78x = 64,465,364,319,304.67
  5. Step 5: Solve for x
    x = 64,465,364,319,304.67/8,525,892.78
  6. Step 6: Final answer
    x = 7,561,127.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.