Home / 10,787,137.48-14,886,249.15-5,825,578.40

Finding the Fourth Proportional to 10,787,137.48, 14,886,249.15 and 5,825,578.40

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Solution

The fourth proportional to 10,787,137.48, 14,886,249.15 and 5,825,578.40 is: 8,039,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,137.48 : 14,886,249.15 = 5,825,578.40 : x
  2. Step 2: Convert to fraction form
    10,787,137.48/14,886,249.15 = 5,825,578.40/x
  3. Step 3: Cross multiply
    10,787,137.48x = 14,886,249.15 × 5,825,578.40
  4. Step 4: Simplify right side
    10,787,137.48x = 86,721,011,505,258.38
  5. Step 5: Solve for x
    x = 86,721,011,505,258.38/10,787,137.48
  6. Step 6: Final answer
    x = 8,039,297.88

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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.