Home / 52,692,361.53-72,723,064.92-30,361,070.61

Finding the Fourth Proportional to 52,692,361.53, 72,723,064.92 and 30,361,070.61

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Solution

The fourth proportional to 52,692,361.53, 72,723,064.92 and 30,361,070.61 is: 41,902,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,692,361.53 : 72,723,064.92 = 30,361,070.61 : x
  2. Step 2: Convert to fraction form
    52,692,361.53/72,723,064.92 = 30,361,070.61/x
  3. Step 3: Cross multiply
    52,692,361.53x = 72,723,064.92 × 30,361,070.61
  4. Step 4: Simplify right side
    52,692,361.53x = 2,207,950,109,011,734
  5. Step 5: Solve for x
    x = 2,207,950,109,011,734/52,692,361.53
  6. Step 6: Final answer
    x = 41,902,659.99

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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.