Home / 12,404,909.54-17,118,977.16-6,823,376.63

Finding the Fourth Proportional to 12,404,909.54, 17,118,977.16 and 6,823,376.63

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Solution

The fourth proportional to 12,404,909.54, 17,118,977.16 and 6,823,376.63 is: 9,416,370.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404,909.54 : 17,118,977.16 = 6,823,376.63 : x
  2. Step 2: Convert to fraction form
    12,404,909.54/17,118,977.16 = 6,823,376.63/x
  3. Step 3: Cross multiply
    12,404,909.54x = 17,118,977.16 × 6,823,376.63
  4. Step 4: Simplify right side
    12,404,909.54x = 116,809,228,683,047.77
  5. Step 5: Solve for x
    x = 116,809,228,683,047.77/12,404,909.54
  6. Step 6: Final answer
    x = 9,416,370.86

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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.