Home / 14,137,942.60-21,213,134.70-6,561,008.20

Finding the Fourth Proportional to 14,137,942.60, 21,213,134.70 and 6,561,008.20

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Solution

The fourth proportional to 14,137,942.60, 21,213,134.70 and 6,561,008.20 is: 9,844,399.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137,942.60 : 21,213,134.70 = 6,561,008.20 : x
  2. Step 2: Convert to fraction form
    14,137,942.60/21,213,134.70 = 6,561,008.20/x
  3. Step 3: Cross multiply
    14,137,942.60x = 21,213,134.70 × 6,561,008.20
  4. Step 4: Simplify right side
    14,137,942.60x = 139,179,550,714,404.55
  5. Step 5: Solve for x
    x = 139,179,550,714,404.55/14,137,942.60
  6. Step 6: Final answer
    x = 9,844,399.19

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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.