Home / 11,870,002.80-17,805,004.20-11,744,031.60

Finding the Fourth Proportional to 11,870,002.80, 17,805,004.20 and 11,744,031.60

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Solution

The fourth proportional to 11,870,002.80, 17,805,004.20 and 11,744,031.60 is: 17,616,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,002.80 : 17,805,004.20 = 11,744,031.60 : x
  2. Step 2: Convert to fraction form
    11,870,002.80/17,805,004.20 = 11,744,031.60/x
  3. Step 3: Cross multiply
    11,870,002.80x = 17,805,004.20 × 11,744,031.60
  4. Step 4: Simplify right side
    11,870,002.80x = 209,102,531,962,932.72
  5. Step 5: Solve for x
    x = 209,102,531,962,932.72/11,870,002.80
  6. Step 6: Final answer
    x = 17,616,047.40

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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.