Home / 27,790,560.07-38,350,504.68-15,400,628.25

Finding the Fourth Proportional to 27,790,560.07, 38,350,504.68 and 15,400,628.25

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Solution

The fourth proportional to 27,790,560.07, 38,350,504.68 and 15,400,628.25 is: 21,252,607.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,790,560.07 : 38,350,504.68 = 15,400,628.25 : x
  2. Step 2: Convert to fraction form
    27,790,560.07/38,350,504.68 = 15,400,628.25/x
  3. Step 3: Cross multiply
    27,790,560.07x = 38,350,504.68 × 15,400,628.25
  4. Step 4: Simplify right side
    27,790,560.07x = 590,621,865,845,027.38
  5. Step 5: Solve for x
    x = 590,621,865,845,027.38/27,790,560.07
  6. Step 6: Final answer
    x = 21,252,607.52

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1.5x scale

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.