Home / 13,442,669.70-18,552,550.68-8,214,602.46

Finding the Fourth Proportional to 13,442,669.70, 18,552,550.68 and 8,214,602.46

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Solution

The fourth proportional to 13,442,669.70, 18,552,550.68 and 8,214,602.46 is: 11,337,169.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,442,669.70 : 18,552,550.68 = 8,214,602.46 : x
  2. Step 2: Convert to fraction form
    13,442,669.70/18,552,550.68 = 8,214,602.46/x
  3. Step 3: Cross multiply
    13,442,669.70x = 18,552,550.68 × 8,214,602.46
  4. Step 4: Simplify right side
    13,442,669.70x = 152,401,828,455,202.66
  5. Step 5: Solve for x
    x = 152,401,828,455,202.66/13,442,669.70
  6. Step 6: Final answer
    x = 11,337,169.76

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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.