Home / 23,116,785.36-31,901,679.06-13,193,468.88

Finding the Fourth Proportional to 23,116,785.36, 31,901,679.06 and 13,193,468.88

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Solution

The fourth proportional to 23,116,785.36, 31,901,679.06 and 13,193,468.88 is: 18,207,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116,785.36 : 31,901,679.06 = 13,193,468.88 : x
  2. Step 2: Convert to fraction form
    23,116,785.36/31,901,679.06 = 13,193,468.88/x
  3. Step 3: Cross multiply
    23,116,785.36x = 31,901,679.06 × 13,193,468.88
  4. Step 4: Simplify right side
    23,116,785.36x = 420,893,809,897,857.69
  5. Step 5: Solve for x
    x = 420,893,809,897,857.69/23,116,785.36
  6. Step 6: Final answer
    x = 18,207,281.13

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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.