Home / 7,318,112.12-10,098,984.81-4,055,138.15

Finding the Fourth Proportional to 7,318,112.12, 10,098,984.81 and 4,055,138.15

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Solution

The fourth proportional to 7,318,112.12, 10,098,984.81 and 4,055,138.15 is: 5,596,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,112.12 : 10,098,984.81 = 4,055,138.15 : x
  2. Step 2: Convert to fraction form
    7,318,112.12/10,098,984.81 = 4,055,138.15/x
  3. Step 3: Cross multiply
    7,318,112.12x = 10,098,984.81 × 4,055,138.15
  4. Step 4: Simplify right side
    7,318,112.12x = 40,952,778,619,755.73
  5. Step 5: Solve for x
    x = 40,952,778,619,755.73/7,318,112.12
  6. Step 6: Final answer
    x = 5,596,085.16

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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.