Home / 82,005,777.36-113,170,334.64-45,338,710.32

Finding the Fourth Proportional to 82,005,777.36, 113,170,334.64 and 45,338,710.32

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Solution

The fourth proportional to 82,005,777.36, 113,170,334.64 and 45,338,710.32 is: 62,568,726.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,005,777.36 : 113,170,334.64 = 45,338,710.32 : x
  2. Step 2: Convert to fraction form
    82,005,777.36/113,170,334.64 = 45,338,710.32/x
  3. Step 3: Cross multiply
    82,005,777.36x = 113,170,334.64 × 45,338,710.32
  4. Step 4: Simplify right side
    82,005,777.36x = 5,130,997,019,060,422
  5. Step 5: Solve for x
    x = 5,130,997,019,060,422/82,005,777.36
  6. Step 6: Final answer
    x = 62,568,726.06

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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.