Home / 27,725,694.45-38,258,890.66-15,335,521.25

Finding the Fourth Proportional to 27,725,694.45, 38,258,890.66 and 15,335,521.25

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Solution

The fourth proportional to 27,725,694.45, 38,258,890.66 and 15,335,521.25 is: 21,161,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725,694.45 : 38,258,890.66 = 15,335,521.25 : x
  2. Step 2: Convert to fraction form
    27,725,694.45/38,258,890.66 = 15,335,521.25/x
  3. Step 3: Cross multiply
    27,725,694.45x = 38,258,890.66 × 15,335,521.25
  4. Step 4: Simplify right side
    27,725,694.45x = 586,720,030,717,856.50
  5. Step 5: Solve for x
    x = 586,720,030,717,856.50/27,725,694.45
  6. Step 6: Final answer
    x = 21,161,599.10

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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.