Home / 14,250,428.10-19,665,112.41-8,445,763.80

Finding the Fourth Proportional to 14,250,428.10, 19,665,112.41 and 8,445,763.80

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Solution

The fourth proportional to 14,250,428.10, 19,665,112.41 and 8,445,763.80 is: 11,654,870.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250,428.10 : 19,665,112.41 = 8,445,763.80 : x
  2. Step 2: Convert to fraction form
    14,250,428.10/19,665,112.41 = 8,445,763.80/x
  3. Step 3: Cross multiply
    14,250,428.10x = 19,665,112.41 × 8,445,763.80
  4. Step 4: Simplify right side
    14,250,428.10x = 166,086,894,515,308.78
  5. Step 5: Solve for x
    x = 166,086,894,515,308.78/14,250,428.10
  6. Step 6: Final answer
    x = 11,654,870.53

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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.