Home / 40,782,642.30-61,207,424.55-40,463,777.70

Finding the Fourth Proportional to 40,782,642.30, 61,207,424.55 and 40,463,777.70

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Solution

The fourth proportional to 40,782,642.30, 61,207,424.55 and 40,463,777.70 is: 60,728,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782,642.30 : 61,207,424.55 = 40,463,777.70 : x
  2. Step 2: Convert to fraction form
    40,782,642.30/61,207,424.55 = 40,463,777.70/x
  3. Step 3: Cross multiply
    40,782,642.30x = 61,207,424.55 × 40,463,777.70
  4. Step 4: Simplify right side
    40,782,642.30x = 2,476,683,620,580,722.50
  5. Step 5: Solve for x
    x = 2,476,683,620,580,722.50/40,782,642.30
  6. Step 6: Final answer
    x = 60,728,866.03

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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.