Home / 9,288,421.80-13,932,632.70-7,375,234.20

Finding the Fourth Proportional to 9,288,421.80, 13,932,632.70 and 7,375,234.20

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Solution

The fourth proportional to 9,288,421.80, 13,932,632.70 and 7,375,234.20 is: 11,062,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,421.80 : 13,932,632.70 = 7,375,234.20 : x
  2. Step 2: Convert to fraction form
    9,288,421.80/13,932,632.70 = 7,375,234.20/x
  3. Step 3: Cross multiply
    9,288,421.80x = 13,932,632.70 × 7,375,234.20
  4. Step 4: Simplify right side
    9,288,421.80x = 102,756,429,185,078.34
  5. Step 5: Solve for x
    x = 102,756,429,185,078.34/9,288,421.80
  6. Step 6: Final answer
    x = 11,062,851.30

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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.