Home / 16,447,781.37-22,700,313.68-9,477,124.38

Finding the Fourth Proportional to 16,447,781.37, 22,700,313.68 and 9,477,124.38

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Solution

The fourth proportional to 16,447,781.37, 22,700,313.68 and 9,477,124.38 is: 13,079,800.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,447,781.37 : 22,700,313.68 = 9,477,124.38 : x
  2. Step 2: Convert to fraction form
    16,447,781.37/22,700,313.68 = 9,477,124.38/x
  3. Step 3: Cross multiply
    16,447,781.37x = 22,700,313.68 × 9,477,124.38
  4. Step 4: Simplify right side
    16,447,781.37x = 215,133,696,162,989.94
  5. Step 5: Solve for x
    x = 215,133,696,162,989.94/16,447,781.37
  6. Step 6: Final answer
    x = 13,079,800.33

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1.5x scale

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.