Home / 14,335,940.30-21,503,910.45-4,238,561.30

Finding the Fourth Proportional to 14,335,940.30, 21,503,910.45 and 4,238,561.30

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Solution

The fourth proportional to 14,335,940.30, 21,503,910.45 and 4,238,561.30 is: 6,357,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335,940.30 : 21,503,910.45 = 4,238,561.30 : x
  2. Step 2: Convert to fraction form
    14,335,940.30/21,503,910.45 = 4,238,561.30/x
  3. Step 3: Cross multiply
    14,335,940.30x = 21,503,910.45 × 4,238,561.30
  4. Step 4: Simplify right side
    14,335,940.30x = 91,145,642,632,035.58
  5. Step 5: Solve for x
    x = 91,145,642,632,035.58/14,335,940.30
  6. Step 6: Final answer
    x = 6,357,841.95

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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.