Home / 14,654,253.96-20,225,291.22-8,129,985.32

Finding the Fourth Proportional to 14,654,253.96, 20,225,291.22 and 8,129,985.32

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Solution

The fourth proportional to 14,654,253.96, 20,225,291.22 and 8,129,985.32 is: 11,220,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654,253.96 : 20,225,291.22 = 8,129,985.32 : x
  2. Step 2: Convert to fraction form
    14,654,253.96/20,225,291.22 = 8,129,985.32/x
  3. Step 3: Cross multiply
    14,654,253.96x = 20,225,291.22 × 8,129,985.32
  4. Step 4: Simplify right side
    14,654,253.96x = 164,431,320,761,888.09
  5. Step 5: Solve for x
    x = 164,431,320,761,888.09/14,654,253.96
  6. Step 6: Final answer
    x = 11,220,722.75

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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.