Home / 53,944,811.20-80,917,216.80-30,892,081.60

Finding the Fourth Proportional to 53,944,811.20, 80,917,216.80 and 30,892,081.60

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Solution

The fourth proportional to 53,944,811.20, 80,917,216.80 and 30,892,081.60 is: 46,338,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,944,811.20 : 80,917,216.80 = 30,892,081.60 : x
  2. Step 2: Convert to fraction form
    53,944,811.20/80,917,216.80 = 30,892,081.60/x
  3. Step 3: Cross multiply
    53,944,811.20x = 80,917,216.80 × 30,892,081.60
  4. Step 4: Simplify right side
    53,944,811.20x = 2,499,701,264,230,491
  5. Step 5: Solve for x
    x = 2,499,701,264,230,491/53,944,811.20
  6. Step 6: Final answer
    x = 46,338,122.40

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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.