Home / 18,326,023.72-25,289,219.84-10,177,786.60

Finding the Fourth Proportional to 18,326,023.72, 25,289,219.84 and 10,177,786.60

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Solution

The fourth proportional to 18,326,023.72, 25,289,219.84 and 10,177,786.60 is: 14,044,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,023.72 : 25,289,219.84 = 10,177,786.60 : x
  2. Step 2: Convert to fraction form
    18,326,023.72/25,289,219.84 = 10,177,786.60/x
  3. Step 3: Cross multiply
    18,326,023.72x = 25,289,219.84 × 10,177,786.60
  4. Step 4: Simplify right side
    18,326,023.72x = 257,388,282,812,006.12
  5. Step 5: Solve for x
    x = 257,388,282,812,006.12/18,326,023.72
  6. Step 6: Final answer
    x = 14,044,960.69

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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.