Home / 50,955,611.52-70,320,734.64-28,931,160.87

Finding the Fourth Proportional to 50,955,611.52, 70,320,734.64 and 28,931,160.87

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Solution

The fourth proportional to 50,955,611.52, 70,320,734.64 and 28,931,160.87 is: 39,926,132.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,955,611.52 : 70,320,734.64 = 28,931,160.87 : x
  2. Step 2: Convert to fraction form
    50,955,611.52/70,320,734.64 = 28,931,160.87/x
  3. Step 3: Cross multiply
    50,955,611.52x = 70,320,734.64 × 28,931,160.87
  4. Step 4: Simplify right side
    50,955,611.52x = 2,034,460,486,366,421.75
  5. Step 5: Solve for x
    x = 2,034,460,486,366,421.75/50,955,611.52
  6. Step 6: Final answer
    x = 39,926,132.29

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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.