Home / 12,658,440.44-17,468,701.32-6,857,222.21

Finding the Fourth Proportional to 12,658,440.44, 17,468,701.32 and 6,857,222.21

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Solution

The fourth proportional to 12,658,440.44, 17,468,701.32 and 6,857,222.21 is: 9,462,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,658,440.44 : 17,468,701.32 = 6,857,222.21 : x
  2. Step 2: Convert to fraction form
    12,658,440.44/17,468,701.32 = 6,857,222.21/x
  3. Step 3: Cross multiply
    12,658,440.44x = 17,468,701.32 × 6,857,222.21
  4. Step 4: Simplify right side
    12,658,440.44x = 119,786,766,671,360.31
  5. Step 5: Solve for x
    x = 119,786,766,671,360.31/12,658,440.44
  6. Step 6: Final answer
    x = 9,462,995.64

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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.