Home / 28,383,715.72-42,602,490.44-17,568,300.88

Finding the Fourth Proportional to 28,383,715.72, 42,602,490.44 and 17,568,300.88

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Solution

The fourth proportional to 28,383,715.72, 42,602,490.44 and 17,568,300.88 is: 26,369,111.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,383,715.72 : 42,602,490.44 = 17,568,300.88 : x
  2. Step 2: Convert to fraction form
    28,383,715.72/42,602,490.44 = 17,568,300.88/x
  3. Step 3: Cross multiply
    28,383,715.72x = 42,602,490.44 × 17,568,300.88
  4. Step 4: Simplify right side
    28,383,715.72x = 748,453,370,287,243.50
  5. Step 5: Solve for x
    x = 748,453,370,287,243.50/28,383,715.72
  6. Step 6: Final answer
    x = 26,369,111.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.