Home / 67,379,034.84-101,068,570.26-18,864,035.16

Finding the Fourth Proportional to 67,379,034.84, 101,068,570.26 and 18,864,035.16

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Solution

The fourth proportional to 67,379,034.84, 101,068,570.26 and 18,864,035.16 is: 28,296,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,379,034.84 : 101,068,570.26 = 18,864,035.16 : x
  2. Step 2: Convert to fraction form
    67,379,034.84/101,068,570.26 = 18,864,035.16/x
  3. Step 3: Cross multiply
    67,379,034.84x = 101,068,570.26 × 18,864,035.16
  4. Step 4: Simplify right side
    67,379,034.84x = 1,906,561,062,955,570.50
  5. Step 5: Solve for x
    x = 1,906,561,062,955,570.50/67,379,034.84
  6. Step 6: Final answer
    x = 28,296,057.78

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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.