Home / 16,917,421.68-23,358,174.48-10,399,789.80

Finding the Fourth Proportional to 16,917,421.68, 23,358,174.48 and 10,399,789.80

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Solution

The fourth proportional to 16,917,421.68, 23,358,174.48 and 10,399,789.80 is: 14,359,168.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,421.68 : 23,358,174.48 = 10,399,789.80 : x
  2. Step 2: Convert to fraction form
    16,917,421.68/23,358,174.48 = 10,399,789.80/x
  3. Step 3: Cross multiply
    16,917,421.68x = 23,358,174.48 × 10,399,789.80
  4. Step 4: Simplify right side
    16,917,421.68x = 242,920,104,703,724.31
  5. Step 5: Solve for x
    x = 242,920,104,703,724.31/16,917,421.68
  6. Step 6: Final answer
    x = 14,359,168.28

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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.