Home / 53,361,366.60-80,022,442.50-18,336,547.56

Finding the Fourth Proportional to 53,361,366.60, 80,022,442.50 and 18,336,547.56

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Solution

The fourth proportional to 53,361,366.60, 80,022,442.50 and 18,336,547.56 is: 27,498,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,361,366.60 : 80,022,442.50 = 18,336,547.56 : x
  2. Step 2: Convert to fraction form
    53,361,366.60/80,022,442.50 = 18,336,547.56/x
  3. Step 3: Cross multiply
    53,361,366.60x = 80,022,442.50 × 18,336,547.56
  4. Step 4: Simplify right side
    53,361,366.60x = 1,467,335,322,768,615.25
  5. Step 5: Solve for x
    x = 1,467,335,322,768,615.25/53,361,366.60
  6. Step 6: Final answer
    x = 27,498,083.66

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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.