Home / 67,036,344.70-100,554,517.05-26,646,828.70

Finding the Fourth Proportional to 67,036,344.70, 100,554,517.05 and 26,646,828.70

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Solution

The fourth proportional to 67,036,344.70, 100,554,517.05 and 26,646,828.70 is: 39,970,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,036,344.70 : 100,554,517.05 = 26,646,828.70 : x
  2. Step 2: Convert to fraction form
    67,036,344.70/100,554,517.05 = 26,646,828.70/x
  3. Step 3: Cross multiply
    67,036,344.70x = 100,554,517.05 × 26,646,828.70
  4. Step 4: Simplify right side
    67,036,344.70x = 2,679,458,990,842,579
  5. Step 5: Solve for x
    x = 2,679,458,990,842,579/67,036,344.70
  6. Step 6: Final answer
    x = 39,970,243.05

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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.