Home / 14,487,664.20-21,731,496.30-9,385,830.60

Finding the Fourth Proportional to 14,487,664.20, 21,731,496.30 and 9,385,830.60

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Solution

The fourth proportional to 14,487,664.20, 21,731,496.30 and 9,385,830.60 is: 14,078,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,664.20 : 21,731,496.30 = 9,385,830.60 : x
  2. Step 2: Convert to fraction form
    14,487,664.20/21,731,496.30 = 9,385,830.60/x
  3. Step 3: Cross multiply
    14,487,664.20x = 21,731,496.30 × 9,385,830.60
  4. Step 4: Simplify right side
    14,487,664.20x = 203,968,142,956,326.78
  5. Step 5: Solve for x
    x = 203,968,142,956,326.78/14,487,664.20
  6. Step 6: Final answer
    x = 14,078,745.90

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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.