Home / 43,538,008.68-65,266,582.68-19,263,970.80

Finding the Fourth Proportional to 43,538,008.68, 65,266,582.68 and 19,263,970.80

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Solution

The fourth proportional to 43,538,008.68, 65,266,582.68 and 19,263,970.80 is: 28,878,067.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,538,008.68 : 65,266,582.68 = 19,263,970.80 : x
  2. Step 2: Convert to fraction form
    43,538,008.68/65,266,582.68 = 19,263,970.80/x
  3. Step 3: Cross multiply
    43,538,008.68x = 65,266,582.68 × 19,263,970.80
  4. Step 4: Simplify right side
    43,538,008.68x = 1,257,293,542,963,305.75
  5. Step 5: Solve for x
    x = 1,257,293,542,963,305.75/43,538,008.68
  6. Step 6: Final answer
    x = 28,878,067.26

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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.