Home / 40,373,945.70-55,716,632.64-22,969,916.34

Finding the Fourth Proportional to 40,373,945.70, 55,716,632.64 and 22,969,916.34

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Solution

The fourth proportional to 40,373,945.70, 55,716,632.64 and 22,969,916.34 is: 31,698,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,373,945.70 : 55,716,632.64 = 22,969,916.34 : x
  2. Step 2: Convert to fraction form
    40,373,945.70/55,716,632.64 = 22,969,916.34/x
  3. Step 3: Cross multiply
    40,373,945.70x = 55,716,632.64 × 22,969,916.34
  4. Step 4: Simplify right side
    40,373,945.70x = 1,279,806,390,487,313.25
  5. Step 5: Solve for x
    x = 1,279,806,390,487,313.25/40,373,945.70
  6. Step 6: Final answer
    x = 31,698,818.84

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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.