Home / 76,227,946.13-105,195,196.20-41,420,636.57

Finding the Fourth Proportional to 76,227,946.13, 105,195,196.20 and 41,420,636.57

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Solution

The fourth proportional to 76,227,946.13, 105,195,196.20 and 41,420,636.57 is: 57,160,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227,946.13 : 105,195,196.20 = 41,420,636.57 : x
  2. Step 2: Convert to fraction form
    76,227,946.13/105,195,196.20 = 41,420,636.57/x
  3. Step 3: Cross multiply
    76,227,946.13x = 105,195,196.20 × 41,420,636.57
  4. Step 4: Simplify right side
    76,227,946.13x = 4,357,251,990,184,069
  5. Step 5: Solve for x
    x = 4,357,251,990,184,069/76,227,946.13
  6. Step 6: Final answer
    x = 57,160,821.09

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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.