Home / 16,047,929.52-22,146,142.56-9,172,559.22

Finding the Fourth Proportional to 16,047,929.52, 22,146,142.56 and 9,172,559.22

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Solution

The fourth proportional to 16,047,929.52, 22,146,142.56 and 9,172,559.22 is: 12,658,131.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,047,929.52 : 22,146,142.56 = 9,172,559.22 : x
  2. Step 2: Convert to fraction form
    16,047,929.52/22,146,142.56 = 9,172,559.22/x
  3. Step 3: Cross multiply
    16,047,929.52x = 22,146,142.56 × 9,172,559.22
  4. Step 4: Simplify right side
    16,047,929.52x = 203,136,804,126,162.41
  5. Step 5: Solve for x
    x = 203,136,804,126,162.41/16,047,929.52
  6. Step 6: Final answer
    x = 12,658,131.62

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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.