Home / 55,164,324.15-76,126,763.72-31,972,903.22

Finding the Fourth Proportional to 55,164,324.15, 76,126,763.72 and 31,972,903.22

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Solution

The fourth proportional to 55,164,324.15, 76,126,763.72 and 31,972,903.22 is: 44,122,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164,324.15 : 76,126,763.72 = 31,972,903.22 : x
  2. Step 2: Convert to fraction form
    55,164,324.15/76,126,763.72 = 31,972,903.22/x
  3. Step 3: Cross multiply
    55,164,324.15x = 76,126,763.72 × 31,972,903.22
  4. Step 4: Simplify right side
    55,164,324.15x = 2,433,993,648,711,502.50
  5. Step 5: Solve for x
    x = 2,433,993,648,711,502.50/55,164,324.15
  6. Step 6: Final answer
    x = 44,122,604.35

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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.