Home / 18,494,363.71-27,752,505-10,303,861.45

Finding the Fourth Proportional to 18,494,363.71, 27,752,505 and 10,303,861.45

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Solution

The fourth proportional to 18,494,363.71, 27,752,505 and 10,303,861.45 is: 15,461,898.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494,363.71 : 27,752,505 = 10,303,861.45 : x
  2. Step 2: Convert to fraction form
    18,494,363.71/27,752,505 = 10,303,861.45/x
  3. Step 3: Cross multiply
    18,494,363.71x = 27,752,505 × 10,303,861.45
  4. Step 4: Simplify right side
    18,494,363.71x = 285,957,966,410,432.25
  5. Step 5: Solve for x
    x = 285,957,966,410,432.25/18,494,363.71
  6. Step 6: Final answer
    x = 15,461,898.06

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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.