Home / 67,193,989.61-92,756,368.49-45,180,249.03

Finding the Fourth Proportional to 67,193,989.61, 92,756,368.49 and 45,180,249.03

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Solution

The fourth proportional to 67,193,989.61, 92,756,368.49 and 45,180,249.03 is: 62,368,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,193,989.61 : 92,756,368.49 = 45,180,249.03 : x
  2. Step 2: Convert to fraction form
    67,193,989.61/92,756,368.49 = 45,180,249.03/x
  3. Step 3: Cross multiply
    67,193,989.61x = 92,756,368.49 × 45,180,249.03
  4. Step 4: Simplify right side
    67,193,989.61x = 4,190,755,827,270,744
  5. Step 5: Solve for x
    x = 4,190,755,827,270,744/67,193,989.61
  6. Step 6: Final answer
    x = 62,368,016.13

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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.