Home / 39,444,820.78-54,432,808.38-22,041,309

Finding the Fourth Proportional to 39,444,820.78, 54,432,808.38 and 22,041,309

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Solution

The fourth proportional to 39,444,820.78, 54,432,808.38 and 22,041,309 is: 30,416,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,444,820.78 : 54,432,808.38 = 22,041,309 : x
  2. Step 2: Convert to fraction form
    39,444,820.78/54,432,808.38 = 22,041,309/x
  3. Step 3: Cross multiply
    39,444,820.78x = 54,432,808.38 × 22,041,309
  4. Step 4: Simplify right side
    39,444,820.78x = 1,199,770,349,241,369.50
  5. Step 5: Solve for x
    x = 1,199,770,349,241,369.50/39,444,820.78
  6. Step 6: Final answer
    x = 30,416,422.88

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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.