Home / 55,775,602.33-76,972,200.39-30,996,833.56

Finding the Fourth Proportional to 55,775,602.33, 76,972,200.39 and 30,996,833.56

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Solution

The fourth proportional to 55,775,602.33, 76,972,200.39 and 30,996,833.56 is: 42,776,669.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775,602.33 : 76,972,200.39 = 30,996,833.56 : x
  2. Step 2: Convert to fraction form
    55,775,602.33/76,972,200.39 = 30,996,833.56/x
  3. Step 3: Cross multiply
    55,775,602.33x = 76,972,200.39 × 30,996,833.56
  4. Step 4: Simplify right side
    55,775,602.33x = 2,385,894,484,043,366.50
  5. Step 5: Solve for x
    x = 2,385,894,484,043,366.50/55,775,602.33
  6. Step 6: Final answer
    x = 42,776,669.09

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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.