Home / 41,856,420.80-62,784,631.20-30,519,012.80

Finding the Fourth Proportional to 41,856,420.80, 62,784,631.20 and 30,519,012.80

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Solution

The fourth proportional to 41,856,420.80, 62,784,631.20 and 30,519,012.80 is: 45,778,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,856,420.80 : 62,784,631.20 = 30,519,012.80 : x
  2. Step 2: Convert to fraction form
    41,856,420.80/62,784,631.20 = 30,519,012.80/x
  3. Step 3: Cross multiply
    41,856,420.80x = 62,784,631.20 × 30,519,012.80
  4. Step 4: Simplify right side
    41,856,420.80x = 1,916,124,963,236,079.50
  5. Step 5: Solve for x
    x = 1,916,124,963,236,079.50/41,856,420.80
  6. Step 6: Final answer
    x = 45,778,519.20

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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.