Home / 11,778,977.20-17,669,632.20-4,101,440.80

Finding the Fourth Proportional to 11,778,977.20, 17,669,632.20 and 4,101,440.80

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Solution

The fourth proportional to 11,778,977.20, 17,669,632.20 and 4,101,440.80 is: 6,152,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778,977.20 : 17,669,632.20 = 4,101,440.80 : x
  2. Step 2: Convert to fraction form
    11,778,977.20/17,669,632.20 = 4,101,440.80/x
  3. Step 3: Cross multiply
    11,778,977.20x = 17,669,632.20 × 4,101,440.80
  4. Step 4: Simplify right side
    11,778,977.20x = 72,470,950,426,073.75
  5. Step 5: Solve for x
    x = 72,470,950,426,073.75/11,778,977.20
  6. Step 6: Final answer
    x = 6,152,567.34

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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.