Home / 54,638,686.14-75,398,426.52-30,190,825.50

Finding the Fourth Proportional to 54,638,686.14, 75,398,426.52 and 30,190,825.50

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Solution

The fourth proportional to 54,638,686.14, 75,398,426.52 and 30,190,825.50 is: 41,661,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,638,686.14 : 75,398,426.52 = 30,190,825.50 : x
  2. Step 2: Convert to fraction form
    54,638,686.14/75,398,426.52 = 30,190,825.50/x
  3. Step 3: Cross multiply
    54,638,686.14x = 75,398,426.52 × 30,190,825.50
  4. Step 4: Simplify right side
    54,638,686.14x = 2,276,340,738,039,892
  5. Step 5: Solve for x
    x = 2,276,340,738,039,892/54,638,686.14
  6. Step 6: Final answer
    x = 41,661,703.43

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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.