Home / 11,593,947.40-17,390,921.10-7,338,920.20

Finding the Fourth Proportional to 11,593,947.40, 17,390,921.10 and 7,338,920.20

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Solution

The fourth proportional to 11,593,947.40, 17,390,921.10 and 7,338,920.20 is: 11,008,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593,947.40 : 17,390,921.10 = 7,338,920.20 : x
  2. Step 2: Convert to fraction form
    11,593,947.40/17,390,921.10 = 7,338,920.20/x
  3. Step 3: Cross multiply
    11,593,947.40x = 17,390,921.10 × 7,338,920.20
  4. Step 4: Simplify right side
    11,593,947.40x = 127,630,582,157,396.23
  5. Step 5: Solve for x
    x = 127,630,582,157,396.23/11,593,947.40
  6. Step 6: Final answer
    x = 11,008,380.30

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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.