Home / 12,626,002.28-18,941,809.26-5,890,742.12

Finding the Fourth Proportional to 12,626,002.28, 18,941,809.26 and 5,890,742.12

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Solution

The fourth proportional to 12,626,002.28, 18,941,809.26 and 5,890,742.12 is: 8,837,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626,002.28 : 18,941,809.26 = 5,890,742.12 : x
  2. Step 2: Convert to fraction form
    12,626,002.28/18,941,809.26 = 5,890,742.12/x
  3. Step 3: Cross multiply
    12,626,002.28x = 18,941,809.26 × 5,890,742.12
  4. Step 4: Simplify right side
    12,626,002.28x = 111,581,313,636,888.05
  5. Step 5: Solve for x
    x = 111,581,313,636,888.05/12,626,002.28
  6. Step 6: Final answer
    x = 8,837,422.26

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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.