Home / 6,724,351.43-10,087,247.22-1,866,678.21

Finding the Fourth Proportional to 6,724,351.43, 10,087,247.22 and 1,866,678.21

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Solution

The fourth proportional to 6,724,351.43, 10,087,247.22 and 1,866,678.21 is: 2,800,217.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724,351.43 : 10,087,247.22 = 1,866,678.21 : x
  2. Step 2: Convert to fraction form
    6,724,351.43/10,087,247.22 = 1,866,678.21/x
  3. Step 3: Cross multiply
    6,724,351.43x = 10,087,247.22 × 1,866,678.21
  4. Step 4: Simplify right side
    6,724,351.43x = 18,829,644,577,457.04
  5. Step 5: Solve for x
    x = 18,829,644,577,457.04/6,724,351.43
  6. Step 6: Final answer
    x = 2,800,217.20

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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.