Home / 7,782,366.48-10,739,847.24-4,881,879.76

Finding the Fourth Proportional to 7,782,366.48, 10,739,847.24 and 4,881,879.76

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Solution

The fourth proportional to 7,782,366.48, 10,739,847.24 and 4,881,879.76 is: 6,737,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,366.48 : 10,739,847.24 = 4,881,879.76 : x
  2. Step 2: Convert to fraction form
    7,782,366.48/10,739,847.24 = 4,881,879.76/x
  3. Step 3: Cross multiply
    7,782,366.48x = 10,739,847.24 × 4,881,879.76
  4. Step 4: Simplify right side
    7,782,366.48x = 52,430,642,866,447.86
  5. Step 5: Solve for x
    x = 52,430,642,866,447.86/7,782,366.48
  6. Step 6: Final answer
    x = 6,737,107.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.