Home / 40,545,905.28-55,957,362.72-23,144,867.52

Finding the Fourth Proportional to 40,545,905.28, 55,957,362.72 and 23,144,867.52

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Solution

The fourth proportional to 40,545,905.28, 55,957,362.72 and 23,144,867.52 is: 31,942,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,545,905.28 : 55,957,362.72 = 23,144,867.52 : x
  2. Step 2: Convert to fraction form
    40,545,905.28/55,957,362.72 = 23,144,867.52/x
  3. Step 3: Cross multiply
    40,545,905.28x = 55,957,362.72 × 23,144,867.52
  4. Step 4: Simplify right side
    40,545,905.28x = 1,295,125,746,922,986.75
  5. Step 5: Solve for x
    x = 1,295,125,746,922,986.75/40,545,905.28
  6. Step 6: Final answer
    x = 31,942,208.17

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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.