Home / 27,614,104.92-38,107,506.78-15,390,699.48

Finding the Fourth Proportional to 27,614,104.92, 38,107,506.78 and 15,390,699.48

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Solution

The fourth proportional to 27,614,104.92, 38,107,506.78 and 15,390,699.48 is: 21,239,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614,104.92 : 38,107,506.78 = 15,390,699.48 : x
  2. Step 2: Convert to fraction form
    27,614,104.92/38,107,506.78 = 15,390,699.48/x
  3. Step 3: Cross multiply
    27,614,104.92x = 38,107,506.78 × 15,390,699.48
  4. Step 4: Simplify right side
    27,614,104.92x = 586,501,184,783,042.50
  5. Step 5: Solve for x
    x = 586,501,184,783,042.50/27,614,104.92
  6. Step 6: Final answer
    x = 21,239,188.69

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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.