Home / 18,483,581.43-27,724,601.25-4,836,425.63

Finding the Fourth Proportional to 18,483,581.43, 27,724,601.25 and 4,836,425.63

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Solution

The fourth proportional to 18,483,581.43, 27,724,601.25 and 4,836,425.63 is: 7,254,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483,581.43 : 27,724,601.25 = 4,836,425.63 : x
  2. Step 2: Convert to fraction form
    18,483,581.43/27,724,601.25 = 4,836,425.63/x
  3. Step 3: Cross multiply
    18,483,581.43x = 27,724,601.25 × 4,836,425.63
  4. Step 4: Simplify right side
    18,483,581.43x = 134,087,971,928,407.03
  5. Step 5: Solve for x
    x = 134,087,971,928,407.03/18,483,581.43
  6. Step 6: Final answer
    x = 7,254,436.72

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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.