Home / 56,208,864-77,568,284.16-30,454,752

Finding the Fourth Proportional to 56,208,864, 77,568,284.16 and 30,454,752

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Solution

The fourth proportional to 56,208,864, 77,568,284.16 and 30,454,752 is: 42,027,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,208,864 : 77,568,284.16 = 30,454,752 : x
  2. Step 2: Convert to fraction form
    56,208,864/77,568,284.16 = 30,454,752/x
  3. Step 3: Cross multiply
    56,208,864x = 77,568,284.16 × 30,454,752
  4. Step 4: Simplify right side
    56,208,864x = 2,362,322,857,158,328
  5. Step 5: Solve for x
    x = 2,362,322,857,158,328/56,208,864
  6. Step 6: Final answer
    x = 42,027,585.85

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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.