Home / 38,044,111.78-56,990,584.95-20,962,417.06

Finding the Fourth Proportional to 38,044,111.78, 56,990,584.95 and 20,962,417.06

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Solution

The fourth proportional to 38,044,111.78, 56,990,584.95 and 20,962,417.06 is: 31,401,979.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,044,111.78 : 56,990,584.95 = 20,962,417.06 : x
  2. Step 2: Convert to fraction form
    38,044,111.78/56,990,584.95 = 20,962,417.06/x
  3. Step 3: Cross multiply
    38,044,111.78x = 56,990,584.95 × 20,962,417.06
  4. Step 4: Simplify right side
    38,044,111.78x = 1,194,660,410,215,259.25
  5. Step 5: Solve for x
    x = 1,194,660,410,215,259.25/38,044,111.78
  6. Step 6: Final answer
    x = 31,401,979.29

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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.