Home / 12,654,057.96-19,011,367.89-8,114,001.75

Finding the Fourth Proportional to 12,654,057.96, 19,011,367.89 and 8,114,001.75

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Solution

The fourth proportional to 12,654,057.96, 19,011,367.89 and 8,114,001.75 is: 12,190,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,057.96 : 19,011,367.89 = 8,114,001.75 : x
  2. Step 2: Convert to fraction form
    12,654,057.96/19,011,367.89 = 8,114,001.75/x
  3. Step 3: Cross multiply
    12,654,057.96x = 19,011,367.89 × 8,114,001.75
  4. Step 4: Simplify right side
    12,654,057.96x = 154,258,272,329,353.81
  5. Step 5: Solve for x
    x = 154,258,272,329,353.81/12,654,057.96
  6. Step 6: Final answer
    x = 12,190,419.30

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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.