Home / 50,684,838.62-69,946,454.48-28,661,633.20

Finding the Fourth Proportional to 50,684,838.62, 69,946,454.48 and 28,661,633.20

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Solution

The fourth proportional to 50,684,838.62, 69,946,454.48 and 28,661,633.20 is: 39,553,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,684,838.62 : 69,946,454.48 = 28,661,633.20 : x
  2. Step 2: Convert to fraction form
    50,684,838.62/69,946,454.48 = 28,661,633.20/x
  3. Step 3: Cross multiply
    50,684,838.62x = 69,946,454.48 × 28,661,633.20
  4. Step 4: Simplify right side
    50,684,838.62x = 2,004,779,621,946,256.75
  5. Step 5: Solve for x
    x = 2,004,779,621,946,256.75/50,684,838.62
  6. Step 6: Final answer
    x = 39,553,832.60

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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.