Home / 5,778,999.80-8,662,278.90-2,183,377.40

Finding the Fourth Proportional to 5,778,999.80, 8,662,278.90 and 2,183,377.40

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Solution

The fourth proportional to 5,778,999.80, 8,662,278.90 and 2,183,377.40 is: 3,272,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778,999.80 : 8,662,278.90 = 2,183,377.40 : x
  2. Step 2: Convert to fraction form
    5,778,999.80/8,662,278.90 = 2,183,377.40/x
  3. Step 3: Cross multiply
    5,778,999.80x = 8,662,278.90 × 2,183,377.40
  4. Step 4: Simplify right side
    5,778,999.80x = 18,913,023,982,756.86
  5. Step 5: Solve for x
    x = 18,913,023,982,756.86/5,778,999.80
  6. Step 6: Final answer
    x = 3,272,715.81

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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.