Home / 12,553,361.70-18,830,042.55-3,576,747.30

Finding the Fourth Proportional to 12,553,361.70, 18,830,042.55 and 3,576,747.30

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Solution

The fourth proportional to 12,553,361.70, 18,830,042.55 and 3,576,747.30 is: 5,365,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553,361.70 : 18,830,042.55 = 3,576,747.30 : x
  2. Step 2: Convert to fraction form
    12,553,361.70/18,830,042.55 = 3,576,747.30/x
  3. Step 3: Cross multiply
    12,553,361.70x = 18,830,042.55 × 3,576,747.30
  4. Step 4: Simplify right side
    12,553,361.70x = 67,350,303,849,597.62
  5. Step 5: Solve for x
    x = 67,350,303,849,597.62/12,553,361.70
  6. Step 6: Final answer
    x = 5,365,120.95

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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.