Home / 34,258,761.09-47,280,080.34-18,791,835.12

Finding the Fourth Proportional to 34,258,761.09, 47,280,080.34 and 18,791,835.12

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Solution

The fourth proportional to 34,258,761.09, 47,280,080.34 and 18,791,835.12 is: 25,934,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258,761.09 : 47,280,080.34 = 18,791,835.12 : x
  2. Step 2: Convert to fraction form
    34,258,761.09/47,280,080.34 = 18,791,835.12/x
  3. Step 3: Cross multiply
    34,258,761.09x = 47,280,080.34 × 18,791,835.12
  4. Step 4: Simplify right side
    34,258,761.09x = 888,479,474,209,633.62
  5. Step 5: Solve for x
    x = 888,479,474,209,633.62/34,258,761.09
  6. Step 6: Final answer
    x = 25,934,372.58

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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.