Home / 8,205,264-12,308,377.74-3,087,737.46

Finding the Fourth Proportional to 8,205,264, 12,308,377.74 and 3,087,737.46

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Solution

The fourth proportional to 8,205,264, 12,308,377.74 and 3,087,737.46 is: 4,631,787.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,264 : 12,308,377.74 = 3,087,737.46 : x
  2. Step 2: Convert to fraction form
    8,205,264/12,308,377.74 = 3,087,737.46/x
  3. Step 3: Cross multiply
    8,205,264x = 12,308,377.74 × 3,087,737.46
  4. Step 4: Simplify right side
    8,205,264x = 38,005,039,019,628.14
  5. Step 5: Solve for x
    x = 38,005,039,019,628.14/8,205,264
  6. Step 6: Final answer
    x = 4,631,787.47

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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.