Home / 52,117,383.52-71,922,074-28,912,511.04

Finding the Fourth Proportional to 52,117,383.52, 71,922,074 and 28,912,511.04

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Solution

The fourth proportional to 52,117,383.52, 71,922,074 and 28,912,511.04 is: 39,899,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,117,383.52 : 71,922,074 = 28,912,511.04 : x
  2. Step 2: Convert to fraction form
    52,117,383.52/71,922,074 = 28,912,511.04/x
  3. Step 3: Cross multiply
    52,117,383.52x = 71,922,074 × 28,912,511.04
  4. Step 4: Simplify right side
    52,117,383.52x = 2,079,447,758,544,697
  5. Step 5: Solve for x
    x = 2,079,447,758,544,697/52,117,383.52
  6. Step 6: Final answer
    x = 39,899,312.25

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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.