Home / 14,529,862.40-21,794,793.60-12,962,220.80

Finding the Fourth Proportional to 14,529,862.40, 21,794,793.60 and 12,962,220.80

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Solution

The fourth proportional to 14,529,862.40, 21,794,793.60 and 12,962,220.80 is: 19,443,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529,862.40 : 21,794,793.60 = 12,962,220.80 : x
  2. Step 2: Convert to fraction form
    14,529,862.40/21,794,793.60 = 12,962,220.80/x
  3. Step 3: Cross multiply
    14,529,862.40x = 21,794,793.60 × 12,962,220.80
  4. Step 4: Simplify right side
    14,529,862.40x = 282,508,926,933,626.94
  5. Step 5: Solve for x
    x = 282,508,926,933,626.94/14,529,862.40
  6. Step 6: Final answer
    x = 19,443,331.20

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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.