Home / 7,428,554.20-11,125,116.60-7,428,554.20

Finding the Fourth Proportional to 7,428,554.20, 11,125,116.60 and 7,428,554.20

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Solution

The fourth proportional to 7,428,554.20, 11,125,116.60 and 7,428,554.20 is: 11,125,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,554.20 : 11,125,116.60 = 7,428,554.20 : x
  2. Step 2: Convert to fraction form
    7,428,554.20/11,125,116.60 = 7,428,554.20/x
  3. Step 3: Cross multiply
    7,428,554.20x = 11,125,116.60 × 7,428,554.20
  4. Step 4: Simplify right side
    7,428,554.20x = 82,643,531,644,419.72
  5. Step 5: Solve for x
    x = 82,643,531,644,419.72/7,428,554.20
  6. Step 6: Final answer
    x = 11,125,116.60

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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.