Home / 21,764,525.73-30,034,426.16-11,974,976.57

Finding the Fourth Proportional to 21,764,525.73, 30,034,426.16 and 11,974,976.57

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Solution

The fourth proportional to 21,764,525.73, 30,034,426.16 and 11,974,976.57 is: 16,525,126.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,764,525.73 : 30,034,426.16 = 11,974,976.57 : x
  2. Step 2: Convert to fraction form
    21,764,525.73/30,034,426.16 = 11,974,976.57/x
  3. Step 3: Cross multiply
    21,764,525.73x = 30,034,426.16 × 11,974,976.57
  4. Step 4: Simplify right side
    21,764,525.73x = 359,661,549,349,348.06
  5. Step 5: Solve for x
    x = 359,661,549,349,348.06/21,764,525.73
  6. Step 6: Final answer
    x = 16,525,126.89

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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.