Home / 17,975,431.39-26,920,347.30-11,478,382.23

Finding the Fourth Proportional to 17,975,431.39, 26,920,347.30 and 11,478,382.23

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Solution

The fourth proportional to 17,975,431.39, 26,920,347.30 and 11,478,382.23 is: 17,190,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975,431.39 : 26,920,347.30 = 11,478,382.23 : x
  2. Step 2: Convert to fraction form
    17,975,431.39/26,920,347.30 = 11,478,382.23/x
  3. Step 3: Cross multiply
    17,975,431.39x = 26,920,347.30 × 11,478,382.23
  4. Step 4: Simplify right side
    17,975,431.39x = 309,002,036,073,748.50
  5. Step 5: Solve for x
    x = 309,002,036,073,748.50/17,975,431.39
  6. Step 6: Final answer
    x = 17,190,243.14

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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.