Home / 16,906,405.50-23,330,839.59-9,663,217.02

Finding the Fourth Proportional to 16,906,405.50, 23,330,839.59 and 9,663,217.02

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Solution

The fourth proportional to 16,906,405.50, 23,330,839.59 and 9,663,217.02 is: 13,335,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906,405.50 : 23,330,839.59 = 9,663,217.02 : x
  2. Step 2: Convert to fraction form
    16,906,405.50/23,330,839.59 = 9,663,217.02/x
  3. Step 3: Cross multiply
    16,906,405.50x = 23,330,839.59 × 9,663,217.02
  4. Step 4: Simplify right side
    16,906,405.50x = 225,450,966,216,977.81
  5. Step 5: Solve for x
    x = 225,450,966,216,977.81/16,906,405.50
  6. Step 6: Final answer
    x = 13,335,239.49

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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.