Home / 16,898,996.45-23,320,621.28-9,164,036.69

Finding the Fourth Proportional to 16,898,996.45, 23,320,621.28 and 9,164,036.69

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Solution

The fourth proportional to 16,898,996.45, 23,320,621.28 and 9,164,036.69 is: 12,646,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,996.45 : 23,320,621.28 = 9,164,036.69 : x
  2. Step 2: Convert to fraction form
    16,898,996.45/23,320,621.28 = 9,164,036.69/x
  3. Step 3: Cross multiply
    16,898,996.45x = 23,320,621.28 × 9,164,036.69
  4. Step 4: Simplify right side
    16,898,996.45x = 213,711,029,043,514.75
  5. Step 5: Solve for x
    x = 213,711,029,043,514.75/16,898,996.45
  6. Step 6: Final answer
    x = 12,646,373.98

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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.