Home / 7,015,127.40-10,520,722.80-2,224,285.20

Finding the Fourth Proportional to 7,015,127.40, 10,520,722.80 and 2,224,285.20

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Solution

The fourth proportional to 7,015,127.40, 10,520,722.80 and 2,224,285.20 is: 3,335,803.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015,127.40 : 10,520,722.80 = 2,224,285.20 : x
  2. Step 2: Convert to fraction form
    7,015,127.40/10,520,722.80 = 2,224,285.20/x
  3. Step 3: Cross multiply
    7,015,127.40x = 10,520,722.80 × 2,224,285.20
  4. Step 4: Simplify right side
    7,015,127.40x = 23,401,088,017,342.56
  5. Step 5: Solve for x
    x = 23,401,088,017,342.56/7,015,127.40
  6. Step 6: Final answer
    x = 3,335,803.71

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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.