Home / 12,746,288.76-17,589,881.01-6,945,070.49

Finding the Fourth Proportional to 12,746,288.76, 17,589,881.01 and 6,945,070.49

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Solution

The fourth proportional to 12,746,288.76, 17,589,881.01 and 6,945,070.49 is: 9,584,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,288.76 : 17,589,881.01 = 6,945,070.49 : x
  2. Step 2: Convert to fraction form
    12,746,288.76/17,589,881.01 = 6,945,070.49/x
  3. Step 3: Cross multiply
    12,746,288.76x = 17,589,881.01 × 6,945,070.49
  4. Step 4: Simplify right side
    12,746,288.76x = 122,162,963,525,162.41
  5. Step 5: Solve for x
    x = 122,162,963,525,162.41/12,746,288.76
  6. Step 6: Final answer
    x = 9,584,198.65

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Double scale
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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.