Home / 11,612,126.68-17,380,287.70-8,537,303.16

Finding the Fourth Proportional to 11,612,126.68, 17,380,287.70 and 8,537,303.16

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Solution

The fourth proportional to 11,612,126.68, 17,380,287.70 and 8,537,303.16 is: 12,778,088.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612,126.68 : 17,380,287.70 = 8,537,303.16 : x
  2. Step 2: Convert to fraction form
    11,612,126.68/17,380,287.70 = 8,537,303.16/x
  3. Step 3: Cross multiply
    11,612,126.68x = 17,380,287.70 × 8,537,303.16
  4. Step 4: Simplify right side
    11,612,126.68x = 148,380,785,102,919.12
  5. Step 5: Solve for x
    x = 148,380,785,102,919.12/11,612,126.68
  6. Step 6: Final answer
    x = 12,778,088.73

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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.