Home / 21,950,772.60-32,929,658.10-9,164,695.80

Finding the Fourth Proportional to 21,950,772.60, 32,929,658.10 and 9,164,695.80

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Solution

The fourth proportional to 21,950,772.60, 32,929,658.10 and 9,164,695.80 is: 13,748,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950,772.60 : 32,929,658.10 = 9,164,695.80 : x
  2. Step 2: Convert to fraction form
    21,950,772.60/32,929,658.10 = 9,164,695.80/x
  3. Step 3: Cross multiply
    21,950,772.60x = 32,929,658.10 × 9,164,695.80
  4. Step 4: Simplify right side
    21,950,772.60x = 301,790,299,284,506
  5. Step 5: Solve for x
    x = 301,790,299,284,506/21,950,772.60
  6. Step 6: Final answer
    x = 13,748,504.66

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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.