Home / 7,338,428.90-11,007,643.35-2,019,644.90

Finding the Fourth Proportional to 7,338,428.90, 11,007,643.35 and 2,019,644.90

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Solution

The fourth proportional to 7,338,428.90, 11,007,643.35 and 2,019,644.90 is: 3,029,467.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,428.90 : 11,007,643.35 = 2,019,644.90 : x
  2. Step 2: Convert to fraction form
    7,338,428.90/11,007,643.35 = 2,019,644.90/x
  3. Step 3: Cross multiply
    7,338,428.90x = 11,007,643.35 × 2,019,644.90
  4. Step 4: Simplify right side
    7,338,428.90x = 22,231,530,752,846.41
  5. Step 5: Solve for x
    x = 22,231,530,752,846.41/7,338,428.90
  6. Step 6: Final answer
    x = 3,029,467.35

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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.