Home / 18,441,690.30-27,670,408.65-8,852,132.70

Finding the Fourth Proportional to 18,441,690.30, 27,670,408.65 and 8,852,132.70

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Solution

The fourth proportional to 18,441,690.30, 27,670,408.65 and 8,852,132.70 is: 13,281,978.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,690.30 : 27,670,408.65 = 8,852,132.70 : x
  2. Step 2: Convert to fraction form
    18,441,690.30/27,670,408.65 = 8,852,132.70/x
  3. Step 3: Cross multiply
    18,441,690.30x = 27,670,408.65 × 8,852,132.70
  4. Step 4: Simplify right side
    18,441,690.30x = 244,942,129,233,027.81
  5. Step 5: Solve for x
    x = 244,942,129,233,027.81/18,441,690.30
  6. Step 6: Final answer
    x = 13,281,978.24

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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.