Home / 27,274,381.20-40,968,258.84-21,634,020.72

Finding the Fourth Proportional to 27,274,381.20, 40,968,258.84 and 21,634,020.72

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Solution

The fourth proportional to 27,274,381.20, 40,968,258.84 and 21,634,020.72 is: 32,495,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274,381.20 : 40,968,258.84 = 21,634,020.72 : x
  2. Step 2: Convert to fraction form
    27,274,381.20/40,968,258.84 = 21,634,020.72/x
  3. Step 3: Cross multiply
    27,274,381.20x = 40,968,258.84 × 21,634,020.72
  4. Step 4: Simplify right side
    27,274,381.20x = 886,308,160,606,883.25
  5. Step 5: Solve for x
    x = 886,308,160,606,883.25/27,274,381.20
  6. Step 6: Final answer
    x = 32,495,995.20

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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.