Home / 55,992,451.77-83,970,513.90-21,447,015.30

Finding the Fourth Proportional to 55,992,451.77, 83,970,513.90 and 21,447,015.30

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Solution

The fourth proportional to 55,992,451.77, 83,970,513.90 and 21,447,015.30 is: 32,163,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,992,451.77 : 83,970,513.90 = 21,447,015.30 : x
  2. Step 2: Convert to fraction form
    55,992,451.77/83,970,513.90 = 21,447,015.30/x
  3. Step 3: Cross multiply
    55,992,451.77x = 83,970,513.90 × 21,447,015.30
  4. Step 4: Simplify right side
    55,992,451.77x = 1,800,916,896,362,162.75
  5. Step 5: Solve for x
    x = 1,800,916,896,362,162.75/55,992,451.77
  6. Step 6: Final answer
    x = 32,163,565.61

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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.