Home / 67,980,823.56-101,898,625.11-38,771,776.44

Finding the Fourth Proportional to 67,980,823.56, 101,898,625.11 and 38,771,776.44

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Solution

The fourth proportional to 67,980,823.56, 101,898,625.11 and 38,771,776.44 is: 58,116,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980,823.56 : 101,898,625.11 = 38,771,776.44 : x
  2. Step 2: Convert to fraction form
    67,980,823.56/101,898,625.11 = 38,771,776.44/x
  3. Step 3: Cross multiply
    67,980,823.56x = 101,898,625.11 × 38,771,776.44
  4. Step 4: Simplify right side
    67,980,823.56x = 3,950,790,712,308,290
  5. Step 5: Solve for x
    x = 3,950,790,712,308,290/67,980,823.56
  6. Step 6: Final answer
    x = 58,116,252.58

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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.