Home / 12,562,926.13-17,332,422.96-8,214,557.77

Finding the Fourth Proportional to 12,562,926.13, 17,332,422.96 and 8,214,557.77

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Solution

The fourth proportional to 12,562,926.13, 17,332,422.96 and 8,214,557.77 is: 11,333,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562,926.13 : 17,332,422.96 = 8,214,557.77 : x
  2. Step 2: Convert to fraction form
    12,562,926.13/17,332,422.96 = 8,214,557.77/x
  3. Step 3: Cross multiply
    12,562,926.13x = 17,332,422.96 × 8,214,557.77
  4. Step 4: Simplify right side
    12,562,926.13x = 142,378,189,698,994.41
  5. Step 5: Solve for x
    x = 142,378,189,698,994.41/12,562,926.13
  6. Step 6: Final answer
    x = 11,333,202.81

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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.