Home / 7,379,112.72-10,183,108.02-4,071,437.43

Finding the Fourth Proportional to 7,379,112.72, 10,183,108.02 and 4,071,437.43

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Solution

The fourth proportional to 7,379,112.72, 10,183,108.02 and 4,071,437.43 is: 5,618,546.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,112.72 : 10,183,108.02 = 4,071,437.43 : x
  2. Step 2: Convert to fraction form
    7,379,112.72/10,183,108.02 = 4,071,437.43/x
  3. Step 3: Cross multiply
    7,379,112.72x = 10,183,108.02 × 4,071,437.43
  4. Step 4: Simplify right side
    7,379,112.72x = 41,459,887,092,906.64
  5. Step 5: Solve for x
    x = 41,459,887,092,906.64/7,379,112.72
  6. Step 6: Final answer
    x = 5,618,546.38

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1.5x scale

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.