Home / 12,289,618.46-16,959,662.88-6,857,110.46

Finding the Fourth Proportional to 12,289,618.46, 16,959,662.88 and 6,857,110.46

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Solution

The fourth proportional to 12,289,618.46, 16,959,662.88 and 6,857,110.46 is: 9,462,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,289,618.46 : 16,959,662.88 = 6,857,110.46 : x
  2. Step 2: Convert to fraction form
    12,289,618.46/16,959,662.88 = 6,857,110.46/x
  3. Step 3: Cross multiply
    12,289,618.46x = 16,959,662.88 × 6,857,110.46
  4. Step 4: Simplify right side
    12,289,618.46x = 116,294,281,732,521.72
  5. Step 5: Solve for x
    x = 116,294,281,732,521.72/12,289,618.46
  6. Step 6: Final answer
    x = 9,462,806.52

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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.