Home / 72,420,638.48-99,937,438.92-41,060,797.14

Finding the Fourth Proportional to 72,420,638.48, 99,937,438.92 and 41,060,797.14

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Solution

The fourth proportional to 72,420,638.48, 99,937,438.92 and 41,060,797.14 is: 56,662,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,420,638.48 : 99,937,438.92 = 41,060,797.14 : x
  2. Step 2: Convert to fraction form
    72,420,638.48/99,937,438.92 = 41,060,797.14/x
  3. Step 3: Cross multiply
    72,420,638.48x = 99,937,438.92 × 41,060,797.14
  4. Step 4: Simplify right side
    72,420,638.48x = 4,103,510,906,185,261
  5. Step 5: Solve for x
    x = 4,103,510,906,185,261/72,420,638.48
  6. Step 6: Final answer
    x = 56,662,175.21

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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.