Home / 48,264,240.72-66,626,122.50-28,691,465.52

Finding the Fourth Proportional to 48,264,240.72, 66,626,122.50 and 28,691,465.52

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Solution

The fourth proportional to 48,264,240.72, 66,626,122.50 and 28,691,465.52 is: 39,606,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,264,240.72 : 66,626,122.50 = 28,691,465.52 : x
  2. Step 2: Convert to fraction form
    48,264,240.72/66,626,122.50 = 28,691,465.52/x
  3. Step 3: Cross multiply
    48,264,240.72x = 66,626,122.50 × 28,691,465.52
  4. Step 4: Simplify right side
    48,264,240.72x = 1,911,601,096,440,046.25
  5. Step 5: Solve for x
    x = 1,911,601,096,440,046.25/48,264,240.72
  6. Step 6: Final answer
    x = 39,606,985.79

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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.