Home / 22,650,341.24-31,248,190.86-12,858,663.80

Finding the Fourth Proportional to 22,650,341.24, 31,248,190.86 and 12,858,663.80

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Solution

The fourth proportional to 22,650,341.24, 31,248,190.86 and 12,858,663.80 is: 17,739,687.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,650,341.24 : 31,248,190.86 = 12,858,663.80 : x
  2. Step 2: Convert to fraction form
    22,650,341.24/31,248,190.86 = 12,858,663.80/x
  3. Step 3: Cross multiply
    22,650,341.24x = 31,248,190.86 × 12,858,663.80
  4. Step 4: Simplify right side
    22,650,341.24x = 401,809,980,626,972.88
  5. Step 5: Solve for x
    x = 401,809,980,626,972.88/22,650,341.24
  6. Step 6: Final answer
    x = 17,739,687.73

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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.