Home / 52,049,958.86-71,829,130.23-28,845,480.62

Finding the Fourth Proportional to 52,049,958.86, 71,829,130.23 and 28,845,480.62

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Solution

The fourth proportional to 52,049,958.86, 71,829,130.23 and 28,845,480.62 is: 39,806,866.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,049,958.86 : 71,829,130.23 = 28,845,480.62 : x
  2. Step 2: Convert to fraction form
    52,049,958.86/71,829,130.23 = 28,845,480.62/x
  3. Step 3: Cross multiply
    52,049,958.86x = 71,829,130.23 × 28,845,480.62
  4. Step 4: Simplify right side
    52,049,958.86x = 2,071,945,784,000,921.25
  5. Step 5: Solve for x
    x = 2,071,945,784,000,921.25/52,049,958.86
  6. Step 6: Final answer
    x = 39,806,866.89

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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.