Home / 16,942,377.78-23,380,663.64-9,207,421.70

Finding the Fourth Proportional to 16,942,377.78, 23,380,663.64 and 9,207,421.70

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Solution

The fourth proportional to 16,942,377.78, 23,380,663.64 and 9,207,421.70 is: 12,706,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942,377.78 : 23,380,663.64 = 9,207,421.70 : x
  2. Step 2: Convert to fraction form
    16,942,377.78/23,380,663.64 = 9,207,421.70/x
  3. Step 3: Cross multiply
    16,942,377.78x = 23,380,663.64 × 9,207,421.70
  4. Step 4: Simplify right side
    16,942,377.78x = 215,275,629,596,396.59
  5. Step 5: Solve for x
    x = 215,275,629,596,396.59/16,942,377.78
  6. Step 6: Final answer
    x = 12,706,341.01

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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.