Home / 53,290,786.20-79,829,891.10-37,134,979.80

Finding the Fourth Proportional to 53,290,786.20, 79,829,891.10 and 37,134,979.80

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Solution

The fourth proportional to 53,290,786.20, 79,829,891.10 and 37,134,979.80 is: 55,628,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,290,786.20 : 79,829,891.10 = 37,134,979.80 : x
  2. Step 2: Convert to fraction form
    53,290,786.20/79,829,891.10 = 37,134,979.80/x
  3. Step 3: Cross multiply
    53,290,786.20x = 79,829,891.10 × 37,134,979.80
  4. Step 4: Simplify right side
    53,290,786.20x = 2,964,481,393,434,699.50
  5. Step 5: Solve for x
    x = 2,964,481,393,434,699.50/53,290,786.20
  6. Step 6: Final answer
    x = 55,628,404.17

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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.