Home / 15,320,370.60-21,142,106.22-8,444,967.48

Finding the Fourth Proportional to 15,320,370.60, 21,142,106.22 and 8,444,967.48

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Solution

The fourth proportional to 15,320,370.60, 21,142,106.22 and 8,444,967.48 is: 11,654,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320,370.60 : 21,142,106.22 = 8,444,967.48 : x
  2. Step 2: Convert to fraction form
    15,320,370.60/21,142,106.22 = 8,444,967.48/x
  3. Step 3: Cross multiply
    15,320,370.60x = 21,142,106.22 × 8,444,967.48
  4. Step 4: Simplify right side
    15,320,370.60x = 178,544,399,486,605.72
  5. Step 5: Solve for x
    x = 178,544,399,486,605.72/15,320,370.60
  6. Step 6: Final answer
    x = 11,654,052.25

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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.