Home / 17,382,988.80-26,077,593.60-7,286,630.40

Finding the Fourth Proportional to 17,382,988.80, 26,077,593.60 and 7,286,630.40

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Solution

The fourth proportional to 17,382,988.80, 26,077,593.60 and 7,286,630.40 is: 10,931,249.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,988.80 : 26,077,593.60 = 7,286,630.40 : x
  2. Step 2: Convert to fraction form
    17,382,988.80/26,077,593.60 = 7,286,630.40/x
  3. Step 3: Cross multiply
    17,382,988.80x = 26,077,593.60 × 7,286,630.40
  4. Step 4: Simplify right side
    17,382,988.80x = 190,017,786,284,605.47
  5. Step 5: Solve for x
    x = 190,017,786,284,605.47/17,382,988.80
  6. Step 6: Final answer
    x = 10,931,249.42

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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.