Home / 12,194,989.92-18,299,570.76-5,463,403.92

Finding the Fourth Proportional to 12,194,989.92, 18,299,570.76 and 5,463,403.92

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Solution

The fourth proportional to 12,194,989.92, 18,299,570.76 and 5,463,403.92 is: 8,198,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,989.92 : 18,299,570.76 = 5,463,403.92 : x
  2. Step 2: Convert to fraction form
    12,194,989.92/18,299,570.76 = 5,463,403.92/x
  3. Step 3: Cross multiply
    12,194,989.92x = 18,299,570.76 × 5,463,403.92
  4. Step 4: Simplify right side
    12,194,989.92x = 99,977,946,624,501.39
  5. Step 5: Solve for x
    x = 99,977,946,624,501.39/12,194,989.92
  6. Step 6: Final answer
    x = 8,198,280.38

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1.5x scale

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.