Home / 16,176,971.52-22,321,261.80-9,207,237.24

Finding the Fourth Proportional to 16,176,971.52, 22,321,261.80 and 9,207,237.24

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Solution

The fourth proportional to 16,176,971.52, 22,321,261.80 and 9,207,237.24 is: 12,704,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,176,971.52 : 22,321,261.80 = 9,207,237.24 : x
  2. Step 2: Convert to fraction form
    16,176,971.52/22,321,261.80 = 9,207,237.24/x
  3. Step 3: Cross multiply
    16,176,971.52x = 22,321,261.80 × 9,207,237.24
  4. Step 4: Simplify right side
    16,176,971.52x = 205,517,152,888,749.44
  5. Step 5: Solve for x
    x = 205,517,152,888,749.44/16,176,971.52
  6. Step 6: Final answer
    x = 12,704,303.31

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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.