Home / 71,202,739.64-98,261,712.81-40,267,535

Finding the Fourth Proportional to 71,202,739.64, 98,261,712.81 and 40,267,535

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Solution

The fourth proportional to 71,202,739.64, 98,261,712.81 and 40,267,535 is: 55,570,290.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,202,739.64 : 98,261,712.81 = 40,267,535 : x
  2. Step 2: Convert to fraction form
    71,202,739.64/98,261,712.81 = 40,267,535/x
  3. Step 3: Cross multiply
    71,202,739.64x = 98,261,712.81 × 40,267,535
  4. Step 4: Simplify right side
    71,202,739.64x = 3,956,756,959,736,623.50
  5. Step 5: Solve for x
    x = 3,956,756,959,736,623.50/71,202,739.64
  6. Step 6: Final answer
    x = 55,570,290.97

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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.