Home / 55,308,036.70-76,313,695.83-31,782,029.34

Finding the Fourth Proportional to 55,308,036.70, 76,313,695.83 and 31,782,029.34

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Solution

The fourth proportional to 55,308,036.70, 76,313,695.83 and 31,782,029.34 is: 43,852,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,308,036.70 : 76,313,695.83 = 31,782,029.34 : x
  2. Step 2: Convert to fraction form
    55,308,036.70/76,313,695.83 = 31,782,029.34/x
  3. Step 3: Cross multiply
    55,308,036.70x = 76,313,695.83 × 31,782,029.34
  4. Step 4: Simplify right side
    55,308,036.70x = 2,425,404,119,912,895.50
  5. Step 5: Solve for x
    x = 2,425,404,119,912,895.50/55,308,036.70
  6. Step 6: Final answer
    x = 43,852,652.61

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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.