Home / 76,723,389.68-115,071,220.22-22,122,550.85

Finding the Fourth Proportional to 76,723,389.68, 115,071,220.22 and 22,122,550.85

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Solution

The fourth proportional to 76,723,389.68, 115,071,220.22 and 22,122,550.85 is: 33,179,828.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,723,389.68 : 115,071,220.22 = 22,122,550.85 : x
  2. Step 2: Convert to fraction form
    76,723,389.68/115,071,220.22 = 22,122,550.85/x
  3. Step 3: Cross multiply
    76,723,389.68x = 115,071,220.22 × 22,122,550.85
  4. Step 4: Simplify right side
    76,723,389.68x = 2,545,668,920,688,498.50
  5. Step 5: Solve for x
    x = 2,545,668,920,688,498.50/76,723,389.68
  6. Step 6: Final answer
    x = 33,179,828.62

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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.