Home / 7,257,701.57-10,015,628.85-3,950,008.05

Finding the Fourth Proportional to 7,257,701.57, 10,015,628.85 and 3,950,008.05

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Solution

The fourth proportional to 7,257,701.57, 10,015,628.85 and 3,950,008.05 is: 5,451,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257,701.57 : 10,015,628.85 = 3,950,008.05 : x
  2. Step 2: Convert to fraction form
    7,257,701.57/10,015,628.85 = 3,950,008.05/x
  3. Step 3: Cross multiply
    7,257,701.57x = 10,015,628.85 × 3,950,008.05
  4. Step 4: Simplify right side
    7,257,701.57x = 39,561,814,583,312.24
  5. Step 5: Solve for x
    x = 39,561,814,583,312.24/7,257,701.57
  6. Step 6: Final answer
    x = 5,451,011.48

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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.