Home / 16,906,741.40-23,331,291.33-9,171,785.18

Finding the Fourth Proportional to 16,906,741.40, 23,331,291.33 and 9,171,785.18

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Solution

The fourth proportional to 16,906,741.40, 23,331,291.33 and 9,171,785.18 is: 12,657,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906,741.40 : 23,331,291.33 = 9,171,785.18 : x
  2. Step 2: Convert to fraction form
    16,906,741.40/23,331,291.33 = 9,171,785.18/x
  3. Step 3: Cross multiply
    16,906,741.40x = 23,331,291.33 × 9,171,785.18
  4. Step 4: Simplify right side
    16,906,741.40x = 213,989,592,050,756.47
  5. Step 5: Solve for x
    x = 213,989,592,050,756.47/16,906,741.40
  6. Step 6: Final answer
    x = 12,657,057.15

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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.