Home / 14,042,446.20-21,063,669.30-11,774,964.60

Finding the Fourth Proportional to 14,042,446.20, 21,063,669.30 and 11,774,964.60

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Solution

The fourth proportional to 14,042,446.20, 21,063,669.30 and 11,774,964.60 is: 17,662,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,446.20 : 21,063,669.30 = 11,774,964.60 : x
  2. Step 2: Convert to fraction form
    14,042,446.20/21,063,669.30 = 11,774,964.60/x
  3. Step 3: Cross multiply
    14,042,446.20x = 21,063,669.30 × 11,774,964.60
  4. Step 4: Simplify right side
    14,042,446.20x = 248,023,960,353,606.78
  5. Step 5: Solve for x
    x = 248,023,960,353,606.78/14,042,446.20
  6. Step 6: Final answer
    x = 17,662,446.90

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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.