Home / 19,662,797.76-27,137,857.16-11,830,226.74

Finding the Fourth Proportional to 19,662,797.76, 27,137,857.16 and 11,830,226.74

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Solution

The fourth proportional to 19,662,797.76, 27,137,857.16 and 11,830,226.74 is: 16,327,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662,797.76 : 27,137,857.16 = 11,830,226.74 : x
  2. Step 2: Convert to fraction form
    19,662,797.76/27,137,857.16 = 11,830,226.74/x
  3. Step 3: Cross multiply
    19,662,797.76x = 27,137,857.16 × 11,830,226.74
  4. Step 4: Simplify right side
    19,662,797.76x = 321,047,003,440,532.44
  5. Step 5: Solve for x
    x = 321,047,003,440,532.44/19,662,797.76
  6. Step 6: Final answer
    x = 16,327,635.94

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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.