Home / 38,600,590.94-57,902,748.52-12,692,318.66

Finding the Fourth Proportional to 38,600,590.94, 57,902,748.52 and 12,692,318.66

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Solution

The fourth proportional to 38,600,590.94, 57,902,748.52 and 12,692,318.66 is: 19,039,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,590.94 : 57,902,748.52 = 12,692,318.66 : x
  2. Step 2: Convert to fraction form
    38,600,590.94/57,902,748.52 = 12,692,318.66/x
  3. Step 3: Cross multiply
    38,600,590.94x = 57,902,748.52 × 12,692,318.66
  4. Step 4: Simplify right side
    38,600,590.94x = 734,920,135,505,683.38
  5. Step 5: Solve for x
    x = 734,920,135,505,683.38/38,600,590.94
  6. Step 6: Final answer
    x = 19,039,090.27

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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.