Home / 8,792,480.53-12,139,544.69-5,489,803.95

Finding the Fourth Proportional to 8,792,480.53, 12,139,544.69 and 5,489,803.95

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Solution

The fourth proportional to 8,792,480.53, 12,139,544.69 and 5,489,803.95 is: 7,579,626.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,480.53 : 12,139,544.69 = 5,489,803.95 : x
  2. Step 2: Convert to fraction form
    8,792,480.53/12,139,544.69 = 5,489,803.95/x
  3. Step 3: Cross multiply
    8,792,480.53x = 12,139,544.69 × 5,489,803.95
  4. Step 4: Simplify right side
    8,792,480.53x = 66,643,720,390,363.52
  5. Step 5: Solve for x
    x = 66,643,720,390,363.52/8,792,480.53
  6. Step 6: Final answer
    x = 7,579,626.72

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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.