Home / 39,444,821.52-54,432,809.40-22,041,309.75

Finding the Fourth Proportional to 39,444,821.52, 54,432,809.40 and 22,041,309.75

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Solution

The fourth proportional to 39,444,821.52, 54,432,809.40 and 22,041,309.75 is: 30,416,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,444,821.52 : 54,432,809.40 = 22,041,309.75 : x
  2. Step 2: Convert to fraction form
    39,444,821.52/54,432,809.40 = 22,041,309.75/x
  3. Step 3: Cross multiply
    39,444,821.52x = 54,432,809.40 × 22,041,309.75
  4. Step 4: Simplify right side
    39,444,821.52x = 1,199,770,412,548,111.50
  5. Step 5: Solve for x
    x = 1,199,770,412,548,111.50/39,444,821.52
  6. Step 6: Final answer
    x = 30,416,423.91

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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.