Home / 11,009,995.20-16,514,992.80-9,415,672.20

Finding the Fourth Proportional to 11,009,995.20, 16,514,992.80 and 9,415,672.20

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Solution

The fourth proportional to 11,009,995.20, 16,514,992.80 and 9,415,672.20 is: 14,123,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009,995.20 : 16,514,992.80 = 9,415,672.20 : x
  2. Step 2: Convert to fraction form
    11,009,995.20/16,514,992.80 = 9,415,672.20/x
  3. Step 3: Cross multiply
    11,009,995.20x = 16,514,992.80 × 9,415,672.20
  4. Step 4: Simplify right side
    11,009,995.20x = 155,499,758,590,160.16
  5. Step 5: Solve for x
    x = 155,499,758,590,160.16/11,009,995.20
  6. Step 6: Final answer
    x = 14,123,508.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.