Home / 7,537,940.80-11,310,410.40-3,947,761.60

Finding the Fourth Proportional to 7,537,940.80, 11,310,410.40 and 3,947,761.60

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Solution

The fourth proportional to 7,537,940.80, 11,310,410.40 and 3,947,761.60 is: 5,923,475.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537,940.80 : 11,310,410.40 = 3,947,761.60 : x
  2. Step 2: Convert to fraction form
    7,537,940.80/11,310,410.40 = 3,947,761.60/x
  3. Step 3: Cross multiply
    7,537,940.80x = 11,310,410.40 × 3,947,761.60
  4. Step 4: Simplify right side
    7,537,940.80x = 44,650,803,857,360.64
  5. Step 5: Solve for x
    x = 44,650,803,857,360.64/7,537,940.80
  6. Step 6: Final answer
    x = 5,923,475.00

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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.