Home / 43,841,218.80-65,765,975.40-11,928,514.80

Finding the Fourth Proportional to 43,841,218.80, 65,765,975.40 and 11,928,514.80

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Solution

The fourth proportional to 43,841,218.80, 65,765,975.40 and 11,928,514.80 is: 17,893,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,841,218.80 : 65,765,975.40 = 11,928,514.80 : x
  2. Step 2: Convert to fraction form
    43,841,218.80/65,765,975.40 = 11,928,514.80/x
  3. Step 3: Cross multiply
    43,841,218.80x = 65,765,975.40 × 11,928,514.80
  4. Step 4: Simplify right side
    43,841,218.80x = 784,490,410,895,336
  5. Step 5: Solve for x
    x = 784,490,410,895,336/43,841,218.80
  6. Step 6: Final answer
    x = 17,893,900.59

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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.