Home / 54,432,003.80-81,648,005.70-32,890,928.60

Finding the Fourth Proportional to 54,432,003.80, 81,648,005.70 and 32,890,928.60

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Solution

The fourth proportional to 54,432,003.80, 81,648,005.70 and 32,890,928.60 is: 49,336,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,432,003.80 : 81,648,005.70 = 32,890,928.60 : x
  2. Step 2: Convert to fraction form
    54,432,003.80/81,648,005.70 = 32,890,928.60/x
  3. Step 3: Cross multiply
    54,432,003.80x = 81,648,005.70 × 32,890,928.60
  4. Step 4: Simplify right side
    54,432,003.80x = 2,685,478,725,811,093
  5. Step 5: Solve for x
    x = 2,685,478,725,811,093/54,432,003.80
  6. Step 6: Final answer
    x = 49,336,392.90

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1.5x scale

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.