Home / 53,944,371.20-80,916,556.80-30,891,641.60

Finding the Fourth Proportional to 53,944,371.20, 80,916,556.80 and 30,891,641.60

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Solution

The fourth proportional to 53,944,371.20, 80,916,556.80 and 30,891,641.60 is: 46,337,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,944,371.20 : 80,916,556.80 = 30,891,641.60 : x
  2. Step 2: Convert to fraction form
    53,944,371.20/80,916,556.80 = 30,891,641.60/x
  3. Step 3: Cross multiply
    53,944,371.20x = 80,916,556.80 × 30,891,641.60
  4. Step 4: Simplify right side
    53,944,371.20x = 2,499,645,272,171,643
  5. Step 5: Solve for x
    x = 2,499,645,272,171,643/53,944,371.20
  6. Step 6: Final answer
    x = 46,337,462.40

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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.