Home / 54,721,847.34-75,516,109.26-29,942,196.90

Finding the Fourth Proportional to 54,721,847.34, 75,516,109.26 and 29,942,196.90

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Solution

The fourth proportional to 54,721,847.34, 75,516,109.26 and 29,942,196.90 is: 41,320,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721,847.34 : 75,516,109.26 = 29,942,196.90 : x
  2. Step 2: Convert to fraction form
    54,721,847.34/75,516,109.26 = 29,942,196.90/x
  3. Step 3: Cross multiply
    54,721,847.34x = 75,516,109.26 × 29,942,196.90
  4. Step 4: Simplify right side
    54,721,847.34x = 2,261,118,212,584,833.50
  5. Step 5: Solve for x
    x = 2,261,118,212,584,833.50/54,721,847.34
  6. Step 6: Final answer
    x = 41,320,209.80

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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.