Home / 53,380,934.48-73,665,619.08-28,934,642

Finding the Fourth Proportional to 53,380,934.48, 73,665,619.08 and 28,934,642

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Solution

The fourth proportional to 53,380,934.48, 73,665,619.08 and 28,934,642 is: 39,929,767.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380,934.48 : 73,665,619.08 = 28,934,642 : x
  2. Step 2: Convert to fraction form
    53,380,934.48/73,665,619.08 = 28,934,642/x
  3. Step 3: Cross multiply
    53,380,934.48x = 73,665,619.08 × 28,934,642
  4. Step 4: Simplify right side
    53,380,934.48x = 2,131,488,315,788,169.25
  5. Step 5: Solve for x
    x = 2,131,488,315,788,169.25/53,380,934.48
  6. Step 6: Final answer
    x = 39,929,767.74

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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.