Home / 21,514,103.31-32,280,684.80-11,276,530.08

Finding the Fourth Proportional to 21,514,103.31, 32,280,684.80 and 11,276,530.08

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Solution

The fourth proportional to 21,514,103.31, 32,280,684.80 and 11,276,530.08 is: 16,919,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,103.31 : 32,280,684.80 = 11,276,530.08 : x
  2. Step 2: Convert to fraction form
    21,514,103.31/32,280,684.80 = 11,276,530.08/x
  3. Step 3: Cross multiply
    21,514,103.31x = 32,280,684.80 × 11,276,530.08
  4. Step 4: Simplify right side
    21,514,103.31x = 364,014,113,093,816.12
  5. Step 5: Solve for x
    x = 364,014,113,093,816.12/21,514,103.31
  6. Step 6: Final answer
    x = 16,919,790.14

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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.