Home / 15,980,895.55-22,051,990.14-11,796,806.43

Finding the Fourth Proportional to 15,980,895.55, 22,051,990.14 and 11,796,806.43

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Solution

The fourth proportional to 15,980,895.55, 22,051,990.14 and 11,796,806.43 is: 16,278,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980,895.55 : 22,051,990.14 = 11,796,806.43 : x
  2. Step 2: Convert to fraction form
    15,980,895.55/22,051,990.14 = 11,796,806.43/x
  3. Step 3: Cross multiply
    15,980,895.55x = 22,051,990.14 × 11,796,806.43
  4. Step 4: Simplify right side
    15,980,895.55x = 260,143,059,084,465.06
  5. Step 5: Solve for x
    x = 260,143,059,084,465.06/15,980,895.55
  6. Step 6: Final answer
    x = 16,278,378.03

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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.