Home / 17,253,376.40-25,880,064.60-5,284,557.20

Finding the Fourth Proportional to 17,253,376.40, 25,880,064.60 and 5,284,557.20

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Solution

The fourth proportional to 17,253,376.40, 25,880,064.60 and 5,284,557.20 is: 7,926,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253,376.40 : 25,880,064.60 = 5,284,557.20 : x
  2. Step 2: Convert to fraction form
    17,253,376.40/25,880,064.60 = 5,284,557.20/x
  3. Step 3: Cross multiply
    17,253,376.40x = 25,880,064.60 × 5,284,557.20
  4. Step 4: Simplify right side
    17,253,376.40x = 136,764,681,718,395.12
  5. Step 5: Solve for x
    x = 136,764,681,718,395.12/17,253,376.40
  6. Step 6: Final answer
    x = 7,926,835.80

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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.