Home / 67,997,786.89-93,837,263.68-38,630,730.90

Finding the Fourth Proportional to 67,997,786.89, 93,837,263.68 and 38,630,730.90

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Solution

The fourth proportional to 67,997,786.89, 93,837,263.68 and 38,630,730.90 is: 53,310,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,997,786.89 : 93,837,263.68 = 38,630,730.90 : x
  2. Step 2: Convert to fraction form
    67,997,786.89/93,837,263.68 = 38,630,730.90/x
  3. Step 3: Cross multiply
    67,997,786.89x = 93,837,263.68 × 38,630,730.90
  4. Step 4: Simplify right side
    67,997,786.89x = 3,625,002,081,614,424
  5. Step 5: Solve for x
    x = 3,625,002,081,614,424/67,997,786.89
  6. Step 6: Final answer
    x = 53,310,589.17

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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.