Home / 36,877,638.08-55,303,471.65-12,278,884.56

Finding the Fourth Proportional to 36,877,638.08, 55,303,471.65 and 12,278,884.56

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Solution

The fourth proportional to 36,877,638.08, 55,303,471.65 and 12,278,884.56 is: 18,414,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877,638.08 : 55,303,471.65 = 12,278,884.56 : x
  2. Step 2: Convert to fraction form
    36,877,638.08/55,303,471.65 = 12,278,884.56/x
  3. Step 3: Cross multiply
    36,877,638.08x = 55,303,471.65 × 12,278,884.56
  4. Step 4: Simplify right side
    36,877,638.08x = 679,064,944,157,582.75
  5. Step 5: Solve for x
    x = 679,064,944,157,582.75/36,877,638.08
  6. Step 6: Final answer
    x = 18,414,003.16

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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.