Home / 54,725,782.20-82,034,529.30-25,921,289.40

Finding the Fourth Proportional to 54,725,782.20, 82,034,529.30 and 25,921,289.40

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Solution

The fourth proportional to 54,725,782.20, 82,034,529.30 and 25,921,289.40 is: 38,856,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,725,782.20 : 82,034,529.30 = 25,921,289.40 : x
  2. Step 2: Convert to fraction form
    54,725,782.20/82,034,529.30 = 25,921,289.40/x
  3. Step 3: Cross multiply
    54,725,782.20x = 82,034,529.30 × 25,921,289.40
  4. Step 4: Simplify right side
    54,725,782.20x = 2,126,440,774,778,079.25
  5. Step 5: Solve for x
    x = 2,126,440,774,778,079.25/54,725,782.20
  6. Step 6: Final answer
    x = 38,856,288.38

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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.