Home / 10,465,982.70-15,698,974.05-9,835,608.30

Finding the Fourth Proportional to 10,465,982.70, 15,698,974.05 and 9,835,608.30

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Solution

The fourth proportional to 10,465,982.70, 15,698,974.05 and 9,835,608.30 is: 14,753,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465,982.70 : 15,698,974.05 = 9,835,608.30 : x
  2. Step 2: Convert to fraction form
    10,465,982.70/15,698,974.05 = 9,835,608.30/x
  3. Step 3: Cross multiply
    10,465,982.70x = 15,698,974.05 × 9,835,608.30
  4. Step 4: Simplify right side
    10,465,982.70x = 154,408,959,467,664.62
  5. Step 5: Solve for x
    x = 154,408,959,467,664.62/10,465,982.70
  6. Step 6: Final answer
    x = 14,753,412.45

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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.