Home / 23,185,121.40-34,777,682.10-21,165,645.60

Finding the Fourth Proportional to 23,185,121.40, 34,777,682.10 and 21,165,645.60

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Solution

The fourth proportional to 23,185,121.40, 34,777,682.10 and 21,165,645.60 is: 31,748,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185,121.40 : 34,777,682.10 = 21,165,645.60 : x
  2. Step 2: Convert to fraction form
    23,185,121.40/34,777,682.10 = 21,165,645.60/x
  3. Step 3: Cross multiply
    23,185,121.40x = 34,777,682.10 × 21,165,645.60
  4. Step 4: Simplify right side
    23,185,121.40x = 736,092,094,118,063.88
  5. Step 5: Solve for x
    x = 736,092,094,118,063.88/23,185,121.40
  6. Step 6: Final answer
    x = 31,748,468.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.