Home / 7,478,174.15-11,222,302.39-2,620,524.35

Finding the Fourth Proportional to 7,478,174.15, 11,222,302.39 and 2,620,524.35

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Solution

The fourth proportional to 7,478,174.15, 11,222,302.39 and 2,620,524.35 is: 3,932,553.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,478,174.15 : 11,222,302.39 = 2,620,524.35 : x
  2. Step 2: Convert to fraction form
    7,478,174.15/11,222,302.39 = 2,620,524.35/x
  3. Step 3: Cross multiply
    7,478,174.15x = 11,222,302.39 × 2,620,524.35
  4. Step 4: Simplify right side
    7,478,174.15x = 29,408,316,712,303.09
  5. Step 5: Solve for x
    x = 29,408,316,712,303.09/7,478,174.15
  6. Step 6: Final answer
    x = 3,932,553.07

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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.