Home / 27,736,772.52-38,277,874.16-15,346,664.40

Finding the Fourth Proportional to 27,736,772.52, 38,277,874.16 and 15,346,664.40

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Solution

The fourth proportional to 27,736,772.52, 38,277,874.16 and 15,346,664.40 is: 21,179,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736,772.52 : 38,277,874.16 = 15,346,664.40 : x
  2. Step 2: Convert to fraction form
    27,736,772.52/38,277,874.16 = 15,346,664.40/x
  3. Step 3: Cross multiply
    27,736,772.52x = 38,277,874.16 × 15,346,664.40
  4. Step 4: Simplify right side
    27,736,772.52x = 587,437,688,678,951.88
  5. Step 5: Solve for x
    x = 587,437,688,678,951.88/27,736,772.52
  6. Step 6: Final answer
    x = 21,179,021.04

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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.