Home / 21,662,961.36-32,303,515.90-21,468,690.24

Finding the Fourth Proportional to 21,662,961.36, 32,303,515.90 and 21,468,690.24

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Solution

The fourth proportional to 21,662,961.36, 32,303,515.90 and 21,468,690.24 is: 32,013,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,662,961.36 : 32,303,515.90 = 21,468,690.24 : x
  2. Step 2: Convert to fraction form
    21,662,961.36/32,303,515.90 = 21,468,690.24/x
  3. Step 3: Cross multiply
    21,662,961.36x = 32,303,515.90 × 21,468,690.24
  4. Step 4: Simplify right side
    21,662,961.36x = 693,514,176,520,014.75
  5. Step 5: Solve for x
    x = 693,514,176,520,014.75/21,662,961.36
  6. Step 6: Final answer
    x = 32,013,821.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.