Home / 21,514,339.20-32,271,508.80-20,002,684.80

Finding the Fourth Proportional to 21,514,339.20, 32,271,508.80 and 20,002,684.80

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Solution

The fourth proportional to 21,514,339.20, 32,271,508.80 and 20,002,684.80 is: 30,004,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,339.20 : 32,271,508.80 = 20,002,684.80 : x
  2. Step 2: Convert to fraction form
    21,514,339.20/32,271,508.80 = 20,002,684.80/x
  3. Step 3: Cross multiply
    21,514,339.20x = 32,271,508.80 × 20,002,684.80
  4. Step 4: Simplify right side
    21,514,339.20x = 645,516,818,546,826.25
  5. Step 5: Solve for x
    x = 645,516,818,546,826.25/21,514,339.20
  6. Step 6: Final answer
    x = 30,004,027.20

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1.5x scale

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.