Home / 58,979,911.52-88,456,596.24-21,157,447.52

Finding the Fourth Proportional to 58,979,911.52, 88,456,596.24 and 21,157,447.52

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Solution

The fourth proportional to 58,979,911.52, 88,456,596.24 and 21,157,447.52 is: 31,731,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,979,911.52 : 88,456,596.24 = 21,157,447.52 : x
  2. Step 2: Convert to fraction form
    58,979,911.52/88,456,596.24 = 21,157,447.52/x
  3. Step 3: Cross multiply
    58,979,911.52x = 88,456,596.24 × 21,157,447.52
  4. Step 4: Simplify right side
    58,979,911.52x = 1,871,515,792,745,629.25
  5. Step 5: Solve for x
    x = 1,871,515,792,745,629.25/58,979,911.52
  6. Step 6: Final answer
    x = 31,731,410.65

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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.