Home / 27,614,101.92-38,107,502.64-15,390,696.48

Finding the Fourth Proportional to 27,614,101.92, 38,107,502.64 and 15,390,696.48

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Solution

The fourth proportional to 27,614,101.92, 38,107,502.64 and 15,390,696.48 is: 21,239,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614,101.92 : 38,107,502.64 = 15,390,696.48 : x
  2. Step 2: Convert to fraction form
    27,614,101.92/38,107,502.64 = 15,390,696.48/x
  3. Step 3: Cross multiply
    27,614,101.92x = 38,107,502.64 × 15,390,696.48
  4. Step 4: Simplify right side
    27,614,101.92x = 586,501,006,743,038.75
  5. Step 5: Solve for x
    x = 586,501,006,743,038.75/27,614,101.92
  6. Step 6: Final answer
    x = 21,239,184.55

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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.