Home / 18,552,803.72-25,599,981.81-10,605,232.65

Finding the Fourth Proportional to 18,552,803.72, 25,599,981.81 and 10,605,232.65

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Solution

The fourth proportional to 18,552,803.72, 25,599,981.81 and 10,605,232.65 is: 14,633,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552,803.72 : 25,599,981.81 = 10,605,232.65 : x
  2. Step 2: Convert to fraction form
    18,552,803.72/25,599,981.81 = 10,605,232.65/x
  3. Step 3: Cross multiply
    18,552,803.72x = 25,599,981.81 × 10,605,232.65
  4. Step 4: Simplify right side
    18,552,803.72x = 271,493,762,930,818.09
  5. Step 5: Solve for x
    x = 271,493,762,930,818.09/18,552,803.72
  6. Step 6: Final answer
    x = 14,633,570.60

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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.