Home / 36,142,206.64-54,207,689.91-11,880,972.16

Finding the Fourth Proportional to 36,142,206.64, 54,207,689.91 and 11,880,972.16

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Solution

The fourth proportional to 36,142,206.64, 54,207,689.91 and 11,880,972.16 is: 17,819,610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,142,206.64 : 54,207,689.91 = 11,880,972.16 : x
  2. Step 2: Convert to fraction form
    36,142,206.64/54,207,689.91 = 11,880,972.16/x
  3. Step 3: Cross multiply
    36,142,206.64x = 54,207,689.91 × 11,880,972.16
  4. Step 4: Simplify right side
    36,142,206.64x = 644,040,054,678,622.88
  5. Step 5: Solve for x
    x = 644,040,054,678,622.88/36,142,206.64
  6. Step 6: Final answer
    x = 17,819,610.77

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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.