Home / 7,338,621.40-11,007,932.10-6,677,272.60

Finding the Fourth Proportional to 7,338,621.40, 11,007,932.10 and 6,677,272.60

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Solution

The fourth proportional to 7,338,621.40, 11,007,932.10 and 6,677,272.60 is: 10,015,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,621.40 : 11,007,932.10 = 6,677,272.60 : x
  2. Step 2: Convert to fraction form
    7,338,621.40/11,007,932.10 = 6,677,272.60/x
  3. Step 3: Cross multiply
    7,338,621.40x = 11,007,932.10 × 6,677,272.60
  4. Step 4: Simplify right side
    7,338,621.40x = 73,502,963,393,990.45
  5. Step 5: Solve for x
    x = 73,502,963,393,990.45/7,338,621.40
  6. Step 6: Final answer
    x = 10,015,908.90

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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.