Home / 34,370,231.52-47,431,166.24-18,689,143.64

Finding the Fourth Proportional to 34,370,231.52, 47,431,166.24 and 18,689,143.64

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Solution

The fourth proportional to 34,370,231.52, 47,431,166.24 and 18,689,143.64 is: 25,791,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,370,231.52 : 47,431,166.24 = 18,689,143.64 : x
  2. Step 2: Convert to fraction form
    34,370,231.52/47,431,166.24 = 18,689,143.64/x
  3. Step 3: Cross multiply
    34,370,231.52x = 47,431,166.24 × 18,689,143.64
  4. Step 4: Simplify right side
    34,370,231.52x = 886,447,878,872,078.75
  5. Step 5: Solve for x
    x = 886,447,878,872,078.75/34,370,231.52
  6. Step 6: Final answer
    x = 25,791,152.39

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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.