Home / 36,445,680-50,296,088.16-20,149,205.76

Finding the Fourth Proportional to 36,445,680, 50,296,088.16 and 20,149,205.76

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Solution

The fourth proportional to 36,445,680, 50,296,088.16 and 20,149,205.76 is: 27,806,484.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,445,680 : 50,296,088.16 = 20,149,205.76 : x
  2. Step 2: Convert to fraction form
    36,445,680/50,296,088.16 = 20,149,205.76/x
  3. Step 3: Cross multiply
    36,445,680x = 50,296,088.16 × 20,149,205.76
  4. Step 4: Simplify right side
    36,445,680x = 1,013,426,229,258,939.75
  5. Step 5: Solve for x
    x = 1,013,426,229,258,939.75/36,445,680
  6. Step 6: Final answer
    x = 27,806,484.31

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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.