Home / 55,104,394.89-76,026,942.57-31,258,094.88

Finding the Fourth Proportional to 55,104,394.89, 76,026,942.57 and 31,258,094.88

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Solution

The fourth proportional to 55,104,394.89, 76,026,942.57 and 31,258,094.88 is: 43,126,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,104,394.89 : 76,026,942.57 = 31,258,094.88 : x
  2. Step 2: Convert to fraction form
    55,104,394.89/76,026,942.57 = 31,258,094.88/x
  3. Step 3: Cross multiply
    55,104,394.89x = 76,026,942.57 × 31,258,094.88
  4. Step 4: Simplify right side
    55,104,394.89x = 2,376,457,384,289,370.50
  5. Step 5: Solve for x
    x = 2,376,457,384,289,370.50/55,104,394.89
  6. Step 6: Final answer
    x = 43,126,458.23

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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.