Home / 28,653,999.04-39,542,147.52-15,601,108.48

Finding the Fourth Proportional to 28,653,999.04, 39,542,147.52 and 15,601,108.48

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Solution

The fourth proportional to 28,653,999.04, 39,542,147.52 and 15,601,108.48 is: 21,529,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,653,999.04 : 39,542,147.52 = 15,601,108.48 : x
  2. Step 2: Convert to fraction form
    28,653,999.04/39,542,147.52 = 15,601,108.48/x
  3. Step 3: Cross multiply
    28,653,999.04x = 39,542,147.52 × 15,601,108.48
  4. Step 4: Simplify right side
    28,653,999.04x = 616,901,332,991,683
  5. Step 5: Solve for x
    x = 616,901,332,991,683/28,653,999.04
  6. Step 6: Final answer
    x = 21,529,327.62

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1.5x scale

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.