Home / 12,384,311.46-17,088,802.38-6,876,937.59

Finding the Fourth Proportional to 12,384,311.46, 17,088,802.38 and 6,876,937.59

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Solution

The fourth proportional to 12,384,311.46, 17,088,802.38 and 6,876,937.59 is: 9,489,314.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,311.46 : 17,088,802.38 = 6,876,937.59 : x
  2. Step 2: Convert to fraction form
    12,384,311.46/17,088,802.38 = 6,876,937.59/x
  3. Step 3: Cross multiply
    12,384,311.46x = 17,088,802.38 × 6,876,937.59
  4. Step 4: Simplify right side
    12,384,311.46x = 117,518,627,455,103.45
  5. Step 5: Solve for x
    x = 117,518,627,455,103.45/12,384,311.46
  6. Step 6: Final answer
    x = 9,489,314.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.