Home / 42,682,361.36-64,033,727.25-13,928,550.44

Finding the Fourth Proportional to 42,682,361.36, 64,033,727.25 and 13,928,550.44

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Solution

The fourth proportional to 42,682,361.36, 64,033,727.25 and 13,928,550.44 is: 20,896,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,682,361.36 : 64,033,727.25 = 13,928,550.44 : x
  2. Step 2: Convert to fraction form
    42,682,361.36/64,033,727.25 = 13,928,550.44/x
  3. Step 3: Cross multiply
    42,682,361.36x = 64,033,727.25 × 13,928,550.44
  4. Step 4: Simplify right side
    42,682,361.36x = 891,896,999,862,827.50
  5. Step 5: Solve for x
    x = 891,896,999,862,827.50/42,682,361.36
  6. Step 6: Final answer
    x = 20,896,149.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.