Home / 18,703,796.52-28,057,285.80-6,572,212.32

Finding the Fourth Proportional to 18,703,796.52, 28,057,285.80 and 6,572,212.32

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Solution

The fourth proportional to 18,703,796.52, 28,057,285.80 and 6,572,212.32 is: 9,858,877.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,703,796.52 : 28,057,285.80 = 6,572,212.32 : x
  2. Step 2: Convert to fraction form
    18,703,796.52/28,057,285.80 = 6,572,212.32/x
  3. Step 3: Cross multiply
    18,703,796.52x = 28,057,285.80 × 6,572,212.32
  4. Step 4: Simplify right side
    18,703,796.52x = 184,398,439,400,521.06
  5. Step 5: Solve for x
    x = 184,398,439,400,521.06/18,703,796.52
  6. Step 6: Final answer
    x = 9,858,877.54

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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.