Home / 10,267,994.70-15,379,847.91-9,664,330.86

Finding the Fourth Proportional to 10,267,994.70, 15,379,847.91 and 9,664,330.86

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Solution

The fourth proportional to 10,267,994.70, 15,379,847.91 and 9,664,330.86 is: 14,475,654.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267,994.70 : 15,379,847.91 = 9,664,330.86 : x
  2. Step 2: Convert to fraction form
    10,267,994.70/15,379,847.91 = 9,664,330.86/x
  3. Step 3: Cross multiply
    10,267,994.70x = 15,379,847.91 × 9,664,330.86
  4. Step 4: Simplify right side
    10,267,994.70x = 148,635,938,778,719.50
  5. Step 5: Solve for x
    x = 148,635,938,778,719.50/10,267,994.70
  6. Step 6: Final answer
    x = 14,475,654.02

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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.