Home / 36,906,543.80-55,359,815.70-19,900,431.80

Finding the Fourth Proportional to 36,906,543.80, 55,359,815.70 and 19,900,431.80

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Solution

The fourth proportional to 36,906,543.80, 55,359,815.70 and 19,900,431.80 is: 29,850,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906,543.80 : 55,359,815.70 = 19,900,431.80 : x
  2. Step 2: Convert to fraction form
    36,906,543.80/55,359,815.70 = 19,900,431.80/x
  3. Step 3: Cross multiply
    36,906,543.80x = 55,359,815.70 × 19,900,431.80
  4. Step 4: Simplify right side
    36,906,543.80x = 1,101,684,236,798,419.38
  5. Step 5: Solve for x
    x = 1,101,684,236,798,419.38/36,906,543.80
  6. Step 6: Final answer
    x = 29,850,647.70

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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.