Home / 7,604,822.40-11,408,961.60-2,556,643.20

Finding the Fourth Proportional to 7,604,822.40, 11,408,961.60 and 2,556,643.20

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Solution

The fourth proportional to 7,604,822.40, 11,408,961.60 and 2,556,643.20 is: 3,835,545.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604,822.40 : 11,408,961.60 = 2,556,643.20 : x
  2. Step 2: Convert to fraction form
    7,604,822.40/11,408,961.60 = 2,556,643.20/x
  3. Step 3: Cross multiply
    7,604,822.40x = 11,408,961.60 × 2,556,643.20
  4. Step 4: Simplify right side
    7,604,822.40x = 29,168,644,093,701.12
  5. Step 5: Solve for x
    x = 29,168,644,093,701.12/7,604,822.40
  6. Step 6: Final answer
    x = 3,835,545.73

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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.