Home / 12,617,079-17,411,584.50-6,815,860.62

Finding the Fourth Proportional to 12,617,079, 17,411,584.50 and 6,815,860.62

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Solution

The fourth proportional to 12,617,079, 17,411,584.50 and 6,815,860.62 is: 9,405,896.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,617,079 : 17,411,584.50 = 6,815,860.62 : x
  2. Step 2: Convert to fraction form
    12,617,079/17,411,584.50 = 6,815,860.62/x
  3. Step 3: Cross multiply
    12,617,079x = 17,411,584.50 × 6,815,860.62
  4. Step 4: Simplify right side
    12,617,079x = 118,674,933,125,352.39
  5. Step 5: Solve for x
    x = 118,674,933,125,352.39/12,617,079
  6. Step 6: Final answer
    x = 9,405,896.02

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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.