Home / 14,821,973.60-20,454,962.84-8,206,562

Finding the Fourth Proportional to 14,821,973.60, 20,454,962.84 and 8,206,562

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Solution

The fourth proportional to 14,821,973.60, 20,454,962.84 and 8,206,562 is: 11,325,409.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,821,973.60 : 20,454,962.84 = 8,206,562 : x
  2. Step 2: Convert to fraction form
    14,821,973.60/20,454,962.84 = 8,206,562/x
  3. Step 3: Cross multiply
    14,821,973.60x = 20,454,962.84 × 8,206,562
  4. Step 4: Simplify right side
    14,821,973.60x = 167,864,920,754,156.09
  5. Step 5: Solve for x
    x = 167,864,920,754,156.09/14,821,973.60
  6. Step 6: Final answer
    x = 11,325,409.51

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1.5x scale

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.