Home / 27,646,361.28-38,151,994.77-15,423,218.28

Finding the Fourth Proportional to 27,646,361.28, 38,151,994.77 and 15,423,218.28

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Solution

The fourth proportional to 27,646,361.28, 38,151,994.77 and 15,423,218.28 is: 21,284,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646,361.28 : 38,151,994.77 = 15,423,218.28 : x
  2. Step 2: Convert to fraction form
    27,646,361.28/38,151,994.77 = 15,423,218.28/x
  3. Step 3: Cross multiply
    27,646,361.28x = 38,151,994.77 × 15,423,218.28
  4. Step 4: Simplify right side
    27,646,361.28x = 588,426,543,155,128.38
  5. Step 5: Solve for x
    x = 588,426,543,155,128.38/27,646,361.28
  6. Step 6: Final answer
    x = 21,284,050.27

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Double scale
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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.