Home / 7,260,222.96-10,018,924.56-3,997,005.12

Finding the Fourth Proportional to 7,260,222.96, 10,018,924.56 and 3,997,005.12

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Solution

The fourth proportional to 7,260,222.96, 10,018,924.56 and 3,997,005.12 is: 5,515,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,222.96 : 10,018,924.56 = 3,997,005.12 : x
  2. Step 2: Convert to fraction form
    7,260,222.96/10,018,924.56 = 3,997,005.12/x
  3. Step 3: Cross multiply
    7,260,222.96x = 10,018,924.56 × 3,997,005.12
  4. Step 4: Simplify right side
    7,260,222.96x = 40,045,692,763,213.75
  5. Step 5: Solve for x
    x = 40,045,692,763,213.75/7,260,222.96
  6. Step 6: Final answer
    x = 5,515,766.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.