Home / 53,167,016.88-79,705,037.02-20,401,099.38

Finding the Fourth Proportional to 53,167,016.88, 79,705,037.02 and 20,401,099.38

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Solution

The fourth proportional to 53,167,016.88, 79,705,037.02 and 20,401,099.38 is: 30,584,194.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,167,016.88 : 79,705,037.02 = 20,401,099.38 : x
  2. Step 2: Convert to fraction form
    53,167,016.88/79,705,037.02 = 20,401,099.38/x
  3. Step 3: Cross multiply
    53,167,016.88x = 79,705,037.02 × 20,401,099.38
  4. Step 4: Simplify right side
    53,167,016.88x = 1,626,070,381,331,599
  5. Step 5: Solve for x
    x = 1,626,070,381,331,599/53,167,016.88
  6. Step 6: Final answer
    x = 30,584,194.43

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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.