Home / 67,012,497.72-92,467,173.78-37,638,203.31

Finding the Fourth Proportional to 67,012,497.72, 92,467,173.78 and 37,638,203.31

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Solution

The fourth proportional to 67,012,497.72, 92,467,173.78 and 37,638,203.31 is: 51,935,062.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,012,497.72 : 92,467,173.78 = 37,638,203.31 : x
  2. Step 2: Convert to fraction form
    67,012,497.72/92,467,173.78 = 37,638,203.31/x
  3. Step 3: Cross multiply
    67,012,497.72x = 92,467,173.78 × 37,638,203.31
  4. Step 4: Simplify right side
    67,012,497.72x = 3,480,298,286,232,741.50
  5. Step 5: Solve for x
    x = 3,480,298,286,232,741.50/67,012,497.72
  6. Step 6: Final answer
    x = 51,935,062.93

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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.