Home / 30,134,174.22-41,594,010.53-19,681,788.47

Finding the Fourth Proportional to 30,134,174.22, 41,594,010.53 and 19,681,788.47

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Solution

The fourth proportional to 30,134,174.22, 41,594,010.53 and 19,681,788.47 is: 27,166,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,134,174.22 : 41,594,010.53 = 19,681,788.47 : x
  2. Step 2: Convert to fraction form
    30,134,174.22/41,594,010.53 = 19,681,788.47/x
  3. Step 3: Cross multiply
    30,134,174.22x = 41,594,010.53 × 19,681,788.47
  4. Step 4: Simplify right side
    30,134,174.22x = 818,644,516,564,033.50
  5. Step 5: Solve for x
    x = 818,644,516,564,033.50/30,134,174.22
  6. Step 6: Final answer
    x = 27,166,648.42

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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.