Home / 51,222,041.70-76,833,192.69-20,929,904.70

Finding the Fourth Proportional to 51,222,041.70, 76,833,192.69 and 20,929,904.70

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Solution

The fourth proportional to 51,222,041.70, 76,833,192.69 and 20,929,904.70 is: 31,394,910.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,041.70 : 76,833,192.69 = 20,929,904.70 : x
  2. Step 2: Convert to fraction form
    51,222,041.70/76,833,192.69 = 20,929,904.70/x
  3. Step 3: Cross multiply
    51,222,041.70x = 76,833,192.69 × 20,929,904.70
  4. Step 4: Simplify right side
    51,222,041.70x = 1,608,111,400,798,436.50
  5. Step 5: Solve for x
    x = 1,608,111,400,798,436.50/51,222,041.70
  6. Step 6: Final answer
    x = 31,394,910.23

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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.