Home / 57,096,364.20-85,616,207.10-20,703,301.80

Finding the Fourth Proportional to 57,096,364.20, 85,616,207.10 and 20,703,301.80

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Solution

The fourth proportional to 57,096,364.20, 85,616,207.10 and 20,703,301.80 is: 31,044,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,096,364.20 : 85,616,207.10 = 20,703,301.80 : x
  2. Step 2: Convert to fraction form
    57,096,364.20/85,616,207.10 = 20,703,301.80/x
  3. Step 3: Cross multiply
    57,096,364.20x = 85,616,207.10 × 20,703,301.80
  4. Step 4: Simplify right side
    57,096,364.20x = 1,772,538,174,562,602.75
  5. Step 5: Solve for x
    x = 1,772,538,174,562,602.75/57,096,364.20
  6. Step 6: Final answer
    x = 31,044,676.83

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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.