Home / 48,225,861.48-66,557,394.24-28,646,827.21

Finding the Fourth Proportional to 48,225,861.48, 66,557,394.24 and 28,646,827.21

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Solution

The fourth proportional to 48,225,861.48, 66,557,394.24 and 28,646,827.21 is: 39,536,010.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,225,861.48 : 66,557,394.24 = 28,646,827.21 : x
  2. Step 2: Convert to fraction form
    48,225,861.48/66,557,394.24 = 28,646,827.21/x
  3. Step 3: Cross multiply
    48,225,861.48x = 66,557,394.24 × 28,646,827.21
  4. Step 4: Simplify right side
    48,225,861.48x = 1,906,658,172,341,129.50
  5. Step 5: Solve for x
    x = 1,906,658,172,341,129.50/48,225,861.48
  6. Step 6: Final answer
    x = 39,536,010.63

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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.