Home / 8,431,434-11,636,955.18-4,809,762

Finding the Fourth Proportional to 8,431,434, 11,636,955.18 and 4,809,762

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Solution

The fourth proportional to 8,431,434, 11,636,955.18 and 4,809,762 is: 6,638,370.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,434 : 11,636,955.18 = 4,809,762 : x
  2. Step 2: Convert to fraction form
    8,431,434/11,636,955.18 = 4,809,762/x
  3. Step 3: Cross multiply
    8,431,434x = 11,636,955.18 × 4,809,762
  4. Step 4: Simplify right side
    8,431,434x = 55,970,984,820,467.16
  5. Step 5: Solve for x
    x = 55,970,984,820,467.16/8,431,434
  6. Step 6: Final answer
    x = 6,638,370.75

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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.