Home / 11,112,076.65-16,668,114.98-9,907,477.05

Finding the Fourth Proportional to 11,112,076.65, 16,668,114.98 and 9,907,477.05

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Solution

The fourth proportional to 11,112,076.65, 16,668,114.98 and 9,907,477.05 is: 14,861,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112,076.65 : 16,668,114.98 = 9,907,477.05 : x
  2. Step 2: Convert to fraction form
    11,112,076.65/16,668,114.98 = 9,907,477.05/x
  3. Step 3: Cross multiply
    11,112,076.65x = 16,668,114.98 × 9,907,477.05
  4. Step 4: Simplify right side
    11,112,076.65x = 165,138,966,581,573.84
  5. Step 5: Solve for x
    x = 165,138,966,581,573.84/11,112,076.65
  6. Step 6: Final answer
    x = 14,861,215.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.