Home / 11,691,497.40-17,518,583.70-9,787,932.60

Finding the Fourth Proportional to 11,691,497.40, 17,518,583.70 and 9,787,932.60

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Solution

The fourth proportional to 11,691,497.40, 17,518,583.70 and 9,787,932.60 is: 14,666,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691,497.40 : 17,518,583.70 = 9,787,932.60 : x
  2. Step 2: Convert to fraction form
    11,691,497.40/17,518,583.70 = 9,787,932.60/x
  3. Step 3: Cross multiply
    11,691,497.40x = 17,518,583.70 × 9,787,932.60
  4. Step 4: Simplify right side
    11,691,497.40x = 171,470,716,503,058.59
  5. Step 5: Solve for x
    x = 171,470,716,503,058.59/11,691,497.40
  6. Step 6: Final answer
    x = 14,666,275.04

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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.