Home / 21,754,771-30,022,440.57-11,966,126.00

Finding the Fourth Proportional to 21,754,771, 30,022,440.57 and 11,966,126.00

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Solution

The fourth proportional to 21,754,771, 30,022,440.57 and 11,966,126.00 is: 16,513,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754,771 : 30,022,440.57 = 11,966,126.00 : x
  2. Step 2: Convert to fraction form
    21,754,771/30,022,440.57 = 11,966,126.00/x
  3. Step 3: Cross multiply
    21,754,771x = 30,022,440.57 × 11,966,126.00
  4. Step 4: Simplify right side
    21,754,771x = 359,252,306,478,189
  5. Step 5: Solve for x
    x = 359,252,306,478,189/21,754,771
  6. Step 6: Final answer
    x = 16,513,725.03

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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.