Home / 51,579,439.72-71,177,382.66-28,373,095.24

Finding the Fourth Proportional to 51,579,439.72, 71,177,382.66 and 28,373,095.24

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Solution

The fourth proportional to 51,579,439.72, 71,177,382.66 and 28,373,095.24 is: 39,153,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,579,439.72 : 71,177,382.66 = 28,373,095.24 : x
  2. Step 2: Convert to fraction form
    51,579,439.72/71,177,382.66 = 28,373,095.24/x
  3. Step 3: Cross multiply
    51,579,439.72x = 71,177,382.66 × 28,373,095.24
  4. Step 4: Simplify right side
    51,579,439.72x = 2,019,522,657,146,104.25
  5. Step 5: Solve for x
    x = 2,019,522,657,146,104.25/51,579,439.72
  6. Step 6: Final answer
    x = 39,153,636.96

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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.