Home / 31,133,287.65-46,659,424.44-12,667,712.97

Finding the Fourth Proportional to 31,133,287.65, 46,659,424.44 and 12,667,712.97

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Solution

The fourth proportional to 31,133,287.65, 46,659,424.44 and 12,667,712.97 is: 18,985,087.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,287.65 : 46,659,424.44 = 12,667,712.97 : x
  2. Step 2: Convert to fraction form
    31,133,287.65/46,659,424.44 = 12,667,712.97/x
  3. Step 3: Cross multiply
    31,133,287.65x = 46,659,424.44 × 12,667,712.97
  4. Step 4: Simplify right side
    31,133,287.65x = 591,068,196,151,323
  5. Step 5: Solve for x
    x = 591,068,196,151,323/31,133,287.65
  6. Step 6: Final answer
    x = 18,985,087.69

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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.