Home / 18,370,726.12-27,562,287.90-8,134,188.52

Finding the Fourth Proportional to 18,370,726.12, 27,562,287.90 and 8,134,188.52

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Solution

The fourth proportional to 18,370,726.12, 27,562,287.90 and 8,134,188.52 is: 12,204,027.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370,726.12 : 27,562,287.90 = 8,134,188.52 : x
  2. Step 2: Convert to fraction form
    18,370,726.12/27,562,287.90 = 8,134,188.52/x
  3. Step 3: Cross multiply
    18,370,726.12x = 27,562,287.90 × 8,134,188.52
  4. Step 4: Simplify right side
    18,370,726.12x = 224,196,845,821,114.88
  5. Step 5: Solve for x
    x = 224,196,845,821,114.88/18,370,726.12
  6. Step 6: Final answer
    x = 12,204,027.45

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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.