Home / 7,628,213.49-10,527,047.84-4,143,620.22

Finding the Fourth Proportional to 7,628,213.49, 10,527,047.84 and 4,143,620.22

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Solution

The fourth proportional to 7,628,213.49, 10,527,047.84 and 4,143,620.22 is: 5,718,257.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628,213.49 : 10,527,047.84 = 4,143,620.22 : x
  2. Step 2: Convert to fraction form
    7,628,213.49/10,527,047.84 = 4,143,620.22/x
  3. Step 3: Cross multiply
    7,628,213.49x = 10,527,047.84 × 4,143,620.22
  4. Step 4: Simplify right side
    7,628,213.49x = 43,620,088,257,613.95
  5. Step 5: Solve for x
    x = 43,620,088,257,613.95/7,628,213.49
  6. Step 6: Final answer
    x = 5,718,257.41

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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.