Home / 72,430,842.33-108,646,293.06-17,844,490.76

Finding the Fourth Proportional to 72,430,842.33, 108,646,293.06 and 17,844,490.76

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Solution

The fourth proportional to 72,430,842.33, 108,646,293.06 and 17,844,490.76 is: 26,766,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,430,842.33 : 108,646,293.06 = 17,844,490.76 : x
  2. Step 2: Convert to fraction form
    72,430,842.33/108,646,293.06 = 17,844,490.76/x
  3. Step 3: Cross multiply
    72,430,842.33x = 108,646,293.06 × 17,844,490.76
  4. Step 4: Simplify right side
    72,430,842.33x = 1,938,737,772,074,190.50
  5. Step 5: Solve for x
    x = 1,938,737,772,074,190.50/72,430,842.33
  6. Step 6: Final answer
    x = 26,766,743.42

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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.