Home / 16,915,897.52-23,343,961.62-9,180,939.94

Finding the Fourth Proportional to 16,915,897.52, 23,343,961.62 and 9,180,939.94

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Solution

The fourth proportional to 16,915,897.52, 23,343,961.62 and 9,180,939.94 is: 12,669,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,897.52 : 23,343,961.62 = 9,180,939.94 : x
  2. Step 2: Convert to fraction form
    16,915,897.52/23,343,961.62 = 9,180,939.94/x
  3. Step 3: Cross multiply
    16,915,897.52x = 23,343,961.62 × 9,180,939.94
  4. Step 4: Simplify right side
    16,915,897.52x = 214,319,509,594,885.09
  5. Step 5: Solve for x
    x = 214,319,509,594,885.09/16,915,897.52
  6. Step 6: Final answer
    x = 12,669,709.62

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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.