Home / 53,029,976.77-73,172,936.08-29,820,621.52

Finding the Fourth Proportional to 53,029,976.77, 73,172,936.08 and 29,820,621.52

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Solution

The fourth proportional to 53,029,976.77, 73,172,936.08 and 29,820,621.52 is: 41,147,716.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029,976.77 : 73,172,936.08 = 29,820,621.52 : x
  2. Step 2: Convert to fraction form
    53,029,976.77/73,172,936.08 = 29,820,621.52/x
  3. Step 3: Cross multiply
    53,029,976.77x = 73,172,936.08 × 29,820,621.52
  4. Step 4: Simplify right side
    53,029,976.77x = 2,182,062,432,091,348.50
  5. Step 5: Solve for x
    x = 2,182,062,432,091,348.50/53,029,976.77
  6. Step 6: Final answer
    x = 41,147,716.16

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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.