Home / 18,090,156.35-24,964,396.70-9,830,198.86

Finding the Fourth Proportional to 18,090,156.35, 24,964,396.70 and 9,830,198.86

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Solution

The fourth proportional to 18,090,156.35, 24,964,396.70 and 9,830,198.86 is: 13,565,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090,156.35 : 24,964,396.70 = 9,830,198.86 : x
  2. Step 2: Convert to fraction form
    18,090,156.35/24,964,396.70 = 9,830,198.86/x
  3. Step 3: Cross multiply
    18,090,156.35x = 24,964,396.70 × 9,830,198.86
  4. Step 4: Simplify right side
    18,090,156.35x = 245,404,983,943,092.28
  5. Step 5: Solve for x
    x = 245,404,983,943,092.28/18,090,156.35
  6. Step 6: Final answer
    x = 13,565,664.06

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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.