Home / 12,050,478-16,629,639.12-6,617,970

Finding the Fourth Proportional to 12,050,478, 16,629,639.12 and 6,617,970

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Solution

The fourth proportional to 12,050,478, 16,629,639.12 and 6,617,970 is: 9,132,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050,478 : 16,629,639.12 = 6,617,970 : x
  2. Step 2: Convert to fraction form
    12,050,478/16,629,639.12 = 6,617,970/x
  3. Step 3: Cross multiply
    12,050,478x = 16,629,639.12 × 6,617,970
  4. Step 4: Simplify right side
    12,050,478x = 110,054,452,806,986.39
  5. Step 5: Solve for x
    x = 110,054,452,806,986.39/12,050,478
  6. Step 6: Final answer
    x = 9,132,787.33

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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.