Home / 27,646,364.27-38,151,998.91-15,423,221.27

Finding the Fourth Proportional to 27,646,364.27, 38,151,998.91 and 15,423,221.27

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Solution

The fourth proportional to 27,646,364.27, 38,151,998.91 and 15,423,221.27 is: 21,284,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646,364.27 : 38,151,998.91 = 15,423,221.27 : x
  2. Step 2: Convert to fraction form
    27,646,364.27/38,151,998.91 = 15,423,221.27/x
  3. Step 3: Cross multiply
    27,646,364.27x = 38,151,998.91 × 15,423,221.27
  4. Step 4: Simplify right side
    27,646,364.27x = 588,426,720,890,968.75
  5. Step 5: Solve for x
    x = 588,426,720,890,968.75/27,646,364.27
  6. Step 6: Final answer
    x = 21,284,054.40

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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.