Home / 14,124,490.20-21,186,735.30-13,274,184.60

Finding the Fourth Proportional to 14,124,490.20, 21,186,735.30 and 13,274,184.60

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Solution

The fourth proportional to 14,124,490.20, 21,186,735.30 and 13,274,184.60 is: 19,911,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,490.20 : 21,186,735.30 = 13,274,184.60 : x
  2. Step 2: Convert to fraction form
    14,124,490.20/21,186,735.30 = 13,274,184.60/x
  3. Step 3: Cross multiply
    14,124,490.20x = 21,186,735.30 × 13,274,184.60
  4. Step 4: Simplify right side
    14,124,490.20x = 281,236,635,443,536.38
  5. Step 5: Solve for x
    x = 281,236,635,443,536.38/14,124,490.20
  6. Step 6: Final answer
    x = 19,911,276.90

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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.