Home / 53,281,469.76-73,528,395.48-30,076,797.12

Finding the Fourth Proportional to 53,281,469.76, 73,528,395.48 and 30,076,797.12

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Solution

The fourth proportional to 53,281,469.76, 73,528,395.48 and 30,076,797.12 is: 41,505,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281,469.76 : 73,528,395.48 = 30,076,797.12 : x
  2. Step 2: Convert to fraction form
    53,281,469.76/73,528,395.48 = 30,076,797.12/x
  3. Step 3: Cross multiply
    53,281,469.76x = 73,528,395.48 × 30,076,797.12
  4. Step 4: Simplify right side
    53,281,469.76x = 2,211,498,633,411,085.25
  5. Step 5: Solve for x
    x = 2,211,498,633,411,085.25/53,281,469.76
  6. Step 6: Final answer
    x = 41,505,961.52

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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.