Home / 47,285,429.80-70,928,144.70-11,383,637.80

Finding the Fourth Proportional to 47,285,429.80, 70,928,144.70 and 11,383,637.80

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Solution

The fourth proportional to 47,285,429.80, 70,928,144.70 and 11,383,637.80 is: 17,075,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,285,429.80 : 70,928,144.70 = 11,383,637.80 : x
  2. Step 2: Convert to fraction form
    47,285,429.80/70,928,144.70 = 11,383,637.80/x
  3. Step 3: Cross multiply
    47,285,429.80x = 70,928,144.70 × 11,383,637.80
  4. Step 4: Simplify right side
    47,285,429.80x = 807,420,309,090,789.75
  5. Step 5: Solve for x
    x = 807,420,309,090,789.75/47,285,429.80
  6. Step 6: Final answer
    x = 17,075,456.70

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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.