Home / 12,257,189.94-16,914,376.26-7,026,448.20

Finding the Fourth Proportional to 12,257,189.94, 16,914,376.26 and 7,026,448.20

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Solution

The fourth proportional to 12,257,189.94, 16,914,376.26 and 7,026,448.20 is: 9,696,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,189.94 : 16,914,376.26 = 7,026,448.20 : x
  2. Step 2: Convert to fraction form
    12,257,189.94/16,914,376.26 = 7,026,448.20/x
  3. Step 3: Cross multiply
    12,257,189.94x = 16,914,376.26 × 7,026,448.20
  4. Step 4: Simplify right side
    12,257,189.94x = 118,847,988,626,199.75
  5. Step 5: Solve for x
    x = 118,847,988,626,199.75/12,257,189.94
  6. Step 6: Final answer
    x = 9,696,185.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.