Home / 10,783,846.20-14,863,989.96-7,645,180.44

Finding the Fourth Proportional to 10,783,846.20, 14,863,989.96 and 7,645,180.44

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Solution

The fourth proportional to 10,783,846.20, 14,863,989.96 and 7,645,180.44 is: 10,537,788.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,846.20 : 14,863,989.96 = 7,645,180.44 : x
  2. Step 2: Convert to fraction form
    10,783,846.20/14,863,989.96 = 7,645,180.44/x
  3. Step 3: Cross multiply
    10,783,846.20x = 14,863,989.96 × 7,645,180.44
  4. Step 4: Simplify right side
    10,783,846.20x = 113,637,885,302,548.39
  5. Step 5: Solve for x
    x = 113,637,885,302,548.39/10,783,846.20
  6. Step 6: Final answer
    x = 10,537,788.02

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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.