Home / 54,195,430.80-74,789,507.90-29,415,616.37

Finding the Fourth Proportional to 54,195,430.80, 74,789,507.90 and 29,415,616.37

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Solution

The fourth proportional to 54,195,430.80, 74,789,507.90 and 29,415,616.37 is: 40,593,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195,430.80 : 74,789,507.90 = 29,415,616.37 : x
  2. Step 2: Convert to fraction form
    54,195,430.80/74,789,507.90 = 29,415,616.37/x
  3. Step 3: Cross multiply
    54,195,430.80x = 74,789,507.90 × 29,415,616.37
  4. Step 4: Simplify right side
    54,195,430.80x = 2,199,979,472,587,075.75
  5. Step 5: Solve for x
    x = 2,199,979,472,587,075.75/54,195,430.80
  6. Step 6: Final answer
    x = 40,593,449.30

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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.