Home / 89,686,759.80-123,767,727.39-48,433,648.53

Finding the Fourth Proportional to 89,686,759.80, 123,767,727.39 and 48,433,648.53

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Solution

The fourth proportional to 89,686,759.80, 123,767,727.39 and 48,433,648.53 is: 66,838,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,686,759.80 : 123,767,727.39 = 48,433,648.53 : x
  2. Step 2: Convert to fraction form
    89,686,759.80/123,767,727.39 = 48,433,648.53/x
  3. Step 3: Cross multiply
    89,686,759.80x = 123,767,727.39 × 48,433,648.53
  4. Step 4: Simplify right side
    89,686,759.80x = 5,994,522,607,764,114
  5. Step 5: Solve for x
    x = 5,994,522,607,764,114/89,686,759.80
  6. Step 6: Final answer
    x = 66,838,434.36

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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.