Home / 11,983,419.64-16,540,194.90-7,397,105.68

Finding the Fourth Proportional to 11,983,419.64, 16,540,194.90 and 7,397,105.68

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Solution

The fourth proportional to 11,983,419.64, 16,540,194.90 and 7,397,105.68 is: 10,209,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983,419.64 : 16,540,194.90 = 7,397,105.68 : x
  2. Step 2: Convert to fraction form
    11,983,419.64/16,540,194.90 = 7,397,105.68/x
  3. Step 3: Cross multiply
    11,983,419.64x = 16,540,194.90 × 7,397,105.68
  4. Step 4: Simplify right side
    11,983,419.64x = 122,349,569,643,097.03
  5. Step 5: Solve for x
    x = 122,349,569,643,097.03/11,983,419.64
  6. Step 6: Final answer
    x = 10,209,904.46

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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.