Home / 16,915,177.91-23,342,961.59-9,180,222.28

Finding the Fourth Proportional to 16,915,177.91, 23,342,961.59 and 9,180,222.28

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Solution

The fourth proportional to 16,915,177.91, 23,342,961.59 and 9,180,222.28 is: 12,668,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,177.91 : 23,342,961.59 = 9,180,222.28 : x
  2. Step 2: Convert to fraction form
    16,915,177.91/23,342,961.59 = 9,180,222.28/x
  3. Step 3: Cross multiply
    16,915,177.91x = 23,342,961.59 × 9,180,222.28
  4. Step 4: Simplify right side
    16,915,177.91x = 214,293,575,974,054.75
  5. Step 5: Solve for x
    x = 214,293,575,974,054.75/16,915,177.91
  6. Step 6: Final answer
    x = 12,668,715.47

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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.