Home / 7,336,948.70-11,008,047.45-3,078,422.30

Finding the Fourth Proportional to 7,336,948.70, 11,008,047.45 and 3,078,422.30

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Solution

The fourth proportional to 7,336,948.70, 11,008,047.45 and 3,078,422.30 is: 4,618,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336,948.70 : 11,008,047.45 = 3,078,422.30 : x
  2. Step 2: Convert to fraction form
    7,336,948.70/11,008,047.45 = 3,078,422.30/x
  3. Step 3: Cross multiply
    7,336,948.70x = 11,008,047.45 × 3,078,422.30
  4. Step 4: Simplify right side
    7,336,948.70x = 33,887,418,749,538.13
  5. Step 5: Solve for x
    x = 33,887,418,749,538.13/7,336,948.70
  6. Step 6: Final answer
    x = 4,618,734.59

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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.