Home / 57,307,469.80-85,961,204.70-19,485,005.80

Finding the Fourth Proportional to 57,307,469.80, 85,961,204.70 and 19,485,005.80

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Solution

The fourth proportional to 57,307,469.80, 85,961,204.70 and 19,485,005.80 is: 29,227,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,307,469.80 : 85,961,204.70 = 19,485,005.80 : x
  2. Step 2: Convert to fraction form
    57,307,469.80/85,961,204.70 = 19,485,005.80/x
  3. Step 3: Cross multiply
    57,307,469.80x = 85,961,204.70 × 19,485,005.80
  4. Step 4: Simplify right side
    57,307,469.80x = 1,674,954,572,154,487.50
  5. Step 5: Solve for x
    x = 1,674,954,572,154,487.50/57,307,469.80
  6. Step 6: Final answer
    x = 29,227,508.70

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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.