Home / 16,795,188.57-25,196,780.81-5,435,637.20

Finding the Fourth Proportional to 16,795,188.57, 25,196,780.81 and 5,435,637.20

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Solution

The fourth proportional to 16,795,188.57, 25,196,780.81 and 5,435,637.20 is: 8,154,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,795,188.57 : 25,196,780.81 = 5,435,637.20 : x
  2. Step 2: Convert to fraction form
    16,795,188.57/25,196,780.81 = 5,435,637.20/x
  3. Step 3: Cross multiply
    16,795,188.57x = 25,196,780.81 × 5,435,637.20
  4. Step 4: Simplify right side
    16,795,188.57x = 136,960,558,978,687.33
  5. Step 5: Solve for x
    x = 136,960,558,978,687.33/16,795,188.57
  6. Step 6: Final answer
    x = 8,154,749.70

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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.