Home / 11,487,470.36-15,856,768.16-10,261,645.92

Finding the Fourth Proportional to 11,487,470.36, 15,856,768.16 and 10,261,645.92

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Solution

The fourth proportional to 11,487,470.36, 15,856,768.16 and 10,261,645.92 is: 14,164,697.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487,470.36 : 15,856,768.16 = 10,261,645.92 : x
  2. Step 2: Convert to fraction form
    11,487,470.36/15,856,768.16 = 10,261,645.92/x
  3. Step 3: Cross multiply
    11,487,470.36x = 15,856,768.16 × 10,261,645.92
  4. Step 4: Simplify right side
    11,487,470.36x = 162,716,540,293,449.91
  5. Step 5: Solve for x
    x = 162,716,540,293,449.91/11,487,470.36
  6. Step 6: Final answer
    x = 14,164,697.29

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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.