Home / 7,137,167.74-10,706,164.32-2,019,168.90

Finding the Fourth Proportional to 7,137,167.74, 10,706,164.32 and 2,019,168.90

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Solution

The fourth proportional to 7,137,167.74, 10,706,164.32 and 2,019,168.90 is: 3,028,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,167.74 : 10,706,164.32 = 2,019,168.90 : x
  2. Step 2: Convert to fraction form
    7,137,167.74/10,706,164.32 = 2,019,168.90/x
  3. Step 3: Cross multiply
    7,137,167.74x = 10,706,164.32 × 2,019,168.90
  4. Step 4: Simplify right side
    7,137,167.74x = 21,617,554,033,233.65
  5. Step 5: Solve for x
    x = 21,617,554,033,233.65/7,137,167.74
  6. Step 6: Final answer
    x = 3,028,870.11

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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.