Home / 38,600,605.94-57,902,771.11-12,692,333.68

Finding the Fourth Proportional to 38,600,605.94, 57,902,771.11 and 12,692,333.68

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Solution

The fourth proportional to 38,600,605.94, 57,902,771.11 and 12,692,333.68 is: 19,039,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,605.94 : 57,902,771.11 = 12,692,333.68 : x
  2. Step 2: Convert to fraction form
    38,600,605.94/57,902,771.11 = 12,692,333.68/x
  3. Step 3: Cross multiply
    38,600,605.94x = 57,902,771.11 × 12,692,333.68
  4. Step 4: Simplify right side
    38,600,605.94x = 734,921,291,748,296.25
  5. Step 5: Solve for x
    x = 734,921,291,748,296.25/38,600,605.94
  6. Step 6: Final answer
    x = 19,039,112.83

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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.