Home / 14,174,869.53-19,560,064.41-7,894,917.72

Finding the Fourth Proportional to 14,174,869.53, 19,560,064.41 and 7,894,917.72

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Solution

The fourth proportional to 14,174,869.53, 19,560,064.41 and 7,894,917.72 is: 10,894,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174,869.53 : 19,560,064.41 = 7,894,917.72 : x
  2. Step 2: Convert to fraction form
    14,174,869.53/19,560,064.41 = 7,894,917.72/x
  3. Step 3: Cross multiply
    14,174,869.53x = 19,560,064.41 × 7,894,917.72
  4. Step 4: Simplify right side
    14,174,869.53x = 154,425,099,114,850.34
  5. Step 5: Solve for x
    x = 154,425,099,114,850.34/14,174,869.53
  6. Step 6: Final answer
    x = 10,894,287.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.