Home / 55,478,827.60-83,218,241.40-33,979,742.80

Finding the Fourth Proportional to 55,478,827.60, 83,218,241.40 and 33,979,742.80

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Solution

The fourth proportional to 55,478,827.60, 83,218,241.40 and 33,979,742.80 is: 50,969,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,478,827.60 : 83,218,241.40 = 33,979,742.80 : x
  2. Step 2: Convert to fraction form
    55,478,827.60/83,218,241.40 = 33,979,742.80/x
  3. Step 3: Cross multiply
    55,478,827.60x = 83,218,241.40 × 33,979,742.80
  4. Step 4: Simplify right side
    55,478,827.60x = 2,827,734,439,040,312
  5. Step 5: Solve for x
    x = 2,827,734,439,040,312/55,478,827.60
  6. Step 6: Final answer
    x = 50,969,614.20

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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.