Home / 53,276,617.12-73,521,796.62-28,830,331.12

Finding the Fourth Proportional to 53,276,617.12, 73,521,796.62 and 28,830,331.12

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Solution

The fourth proportional to 53,276,617.12, 73,521,796.62 and 28,830,331.12 is: 39,785,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,276,617.12 : 73,521,796.62 = 28,830,331.12 : x
  2. Step 2: Convert to fraction form
    53,276,617.12/73,521,796.62 = 28,830,331.12/x
  3. Step 3: Cross multiply
    53,276,617.12x = 73,521,796.62 × 28,830,331.12
  4. Step 4: Simplify right side
    53,276,617.12x = 2,119,657,741,091,897
  5. Step 5: Solve for x
    x = 2,119,657,741,091,897/53,276,617.12
  6. Step 6: Final answer
    x = 39,785,892.12

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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.