Home / 39,172,572.81-54,001,176.44-27,375,213.60

Finding the Fourth Proportional to 39,172,572.81, 54,001,176.44 and 27,375,213.60

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Solution

The fourth proportional to 39,172,572.81, 54,001,176.44 and 27,375,213.60 is: 37,737,979.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172,572.81 : 54,001,176.44 = 27,375,213.60 : x
  2. Step 2: Convert to fraction form
    39,172,572.81/54,001,176.44 = 27,375,213.60/x
  3. Step 3: Cross multiply
    39,172,572.81x = 54,001,176.44 × 27,375,213.60
  4. Step 4: Simplify right side
    39,172,572.81x = 1,478,293,739,559,411.75
  5. Step 5: Solve for x
    x = 1,478,293,739,559,411.75/39,172,572.81
  6. Step 6: Final answer
    x = 37,737,979.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.