Home / 7,117,616.90-10,675,388.55-2,068,400.90

Finding the Fourth Proportional to 7,117,616.90, 10,675,388.55 and 2,068,400.90

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Solution

The fourth proportional to 7,117,616.90, 10,675,388.55 and 2,068,400.90 is: 3,102,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,616.90 : 10,675,388.55 = 2,068,400.90 : x
  2. Step 2: Convert to fraction form
    7,117,616.90/10,675,388.55 = 2,068,400.90/x
  3. Step 3: Cross multiply
    7,117,616.90x = 10,675,388.55 × 2,068,400.90
  4. Step 4: Simplify right side
    7,117,616.90x = 22,080,983,284,669.70
  5. Step 5: Solve for x
    x = 22,080,983,284,669.70/7,117,616.90
  6. Step 6: Final answer
    x = 3,102,300.05

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1.5x scale

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.