Home / 8,966,629.62-13,448,947.77-3,209,130.72

Finding the Fourth Proportional to 8,966,629.62, 13,448,947.77 and 3,209,130.72

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Solution

The fourth proportional to 8,966,629.62, 13,448,947.77 and 3,209,130.72 is: 4,813,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966,629.62 : 13,448,947.77 = 3,209,130.72 : x
  2. Step 2: Convert to fraction form
    8,966,629.62/13,448,947.77 = 3,209,130.72/x
  3. Step 3: Cross multiply
    8,966,629.62x = 13,448,947.77 × 3,209,130.72
  4. Step 4: Simplify right side
    8,966,629.62x = 43,159,431,440,382.49
  5. Step 5: Solve for x
    x = 43,159,431,440,382.49/8,966,629.62
  6. Step 6: Final answer
    x = 4,813,339.38

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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.