Home / 52,488,036.45-78,732,054.68-30,911,531.85

Finding the Fourth Proportional to 52,488,036.45, 78,732,054.68 and 30,911,531.85

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Solution

The fourth proportional to 52,488,036.45, 78,732,054.68 and 30,911,531.85 is: 46,367,297.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,036.45 : 78,732,054.68 = 30,911,531.85 : x
  2. Step 2: Convert to fraction form
    52,488,036.45/78,732,054.68 = 30,911,531.85/x
  3. Step 3: Cross multiply
    52,488,036.45x = 78,732,054.68 × 30,911,531.85
  4. Step 4: Simplify right side
    52,488,036.45x = 2,433,728,415,702,204
  5. Step 5: Solve for x
    x = 2,433,728,415,702,204/52,488,036.45
  6. Step 6: Final answer
    x = 46,367,297.78

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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.