Home / 55,427,087.14-76,487,797.74-30,646,846.24

Finding the Fourth Proportional to 55,427,087.14, 76,487,797.74 and 30,646,846.24

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Solution

The fourth proportional to 55,427,087.14, 76,487,797.74 and 30,646,846.24 is: 42,291,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,427,087.14 : 76,487,797.74 = 30,646,846.24 : x
  2. Step 2: Convert to fraction form
    55,427,087.14/76,487,797.74 = 30,646,846.24/x
  3. Step 3: Cross multiply
    55,427,087.14x = 76,487,797.74 × 30,646,846.24
  4. Step 4: Simplify right side
    55,427,087.14x = 2,344,109,776,573,999
  5. Step 5: Solve for x
    x = 2,344,109,776,573,999/55,427,087.14
  6. Step 6: Final answer
    x = 42,291,772.81

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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.