Home / 56,695,241.35-85,049,877.70-20,307,535.75

Finding the Fourth Proportional to 56,695,241.35, 85,049,877.70 and 20,307,535.75

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Solution

The fourth proportional to 56,695,241.35, 85,049,877.70 and 20,307,535.75 is: 30,463,816.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,695,241.35 : 85,049,877.70 = 20,307,535.75 : x
  2. Step 2: Convert to fraction form
    56,695,241.35/85,049,877.70 = 20,307,535.75/x
  3. Step 3: Cross multiply
    56,695,241.35x = 85,049,877.70 × 20,307,535.75
  4. Step 4: Simplify right side
    56,695,241.35x = 1,727,153,431,500,628.50
  5. Step 5: Solve for x
    x = 1,727,153,431,500,628.50/56,695,241.35
  6. Step 6: Final answer
    x = 30,463,816.55

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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.