Home / 16,825,065.21-23,218,606.41-9,090,113.70

Finding the Fourth Proportional to 16,825,065.21, 23,218,606.41 and 9,090,113.70

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Solution

The fourth proportional to 16,825,065.21, 23,218,606.41 and 9,090,113.70 is: 12,544,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825,065.21 : 23,218,606.41 = 9,090,113.70 : x
  2. Step 2: Convert to fraction form
    16,825,065.21/23,218,606.41 = 9,090,113.70/x
  3. Step 3: Cross multiply
    16,825,065.21x = 23,218,606.41 × 9,090,113.70
  4. Step 4: Simplify right side
    16,825,065.21x = 211,059,772,222,448.81
  5. Step 5: Solve for x
    x = 211,059,772,222,448.81/16,825,065.21
  6. Step 6: Final answer
    x = 12,544,365.78

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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.