Home / 12,229,213.40-18,341,487.30-3,709,827.80

Finding the Fourth Proportional to 12,229,213.40, 18,341,487.30 and 3,709,827.80

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Solution

The fourth proportional to 12,229,213.40, 18,341,487.30 and 3,709,827.80 is: 5,564,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229,213.40 : 18,341,487.30 = 3,709,827.80 : x
  2. Step 2: Convert to fraction form
    12,229,213.40/18,341,487.30 = 3,709,827.80/x
  3. Step 3: Cross multiply
    12,229,213.40x = 18,341,487.30 × 3,709,827.80
  4. Step 4: Simplify right side
    12,229,213.40x = 68,043,759,478,886.94
  5. Step 5: Solve for x
    x = 68,043,759,478,886.94/12,229,213.40
  6. Step 6: Final answer
    x = 5,564,034.03

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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.