Home / 8,431,435-11,636,956.56-4,809,763

Finding the Fourth Proportional to 8,431,435, 11,636,956.56 and 4,809,763

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Solution

The fourth proportional to 8,431,435, 11,636,956.56 and 4,809,763 is: 6,638,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,435 : 11,636,956.56 = 4,809,763 : x
  2. Step 2: Convert to fraction form
    8,431,435/11,636,956.56 = 4,809,763/x
  3. Step 3: Cross multiply
    8,431,435x = 11,636,956.56 × 4,809,763
  4. Step 4: Simplify right side
    8,431,435x = 55,971,003,094,895.28
  5. Step 5: Solve for x
    x = 55,971,003,094,895.28/8,431,435
  6. Step 6: Final answer
    x = 6,638,372.13

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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.