Home / 10,291,289.70-15,425,875.35-3,899,072.10

Finding the Fourth Proportional to 10,291,289.70, 15,425,875.35 and 3,899,072.10

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Solution

The fourth proportional to 10,291,289.70, 15,425,875.35 and 3,899,072.10 is: 5,844,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,289.70 : 15,425,875.35 = 3,899,072.10 : x
  2. Step 2: Convert to fraction form
    10,291,289.70/15,425,875.35 = 3,899,072.10/x
  3. Step 3: Cross multiply
    10,291,289.70x = 15,425,875.35 × 3,899,072.10
  4. Step 4: Simplify right side
    10,291,289.70x = 60,146,600,195,262.73
  5. Step 5: Solve for x
    x = 60,146,600,195,262.73/10,291,289.70
  6. Step 6: Final answer
    x = 5,844,418.14

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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.