Home / 19,906,861.43-27,468,199.32-11,531,252.81

Finding the Fourth Proportional to 19,906,861.43, 27,468,199.32 and 11,531,252.81

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Solution

The fourth proportional to 19,906,861.43, 27,468,199.32 and 11,531,252.81 is: 15,911,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906,861.43 : 27,468,199.32 = 11,531,252.81 : x
  2. Step 2: Convert to fraction form
    19,906,861.43/27,468,199.32 = 11,531,252.81/x
  3. Step 3: Cross multiply
    19,906,861.43x = 27,468,199.32 × 11,531,252.81
  4. Step 4: Simplify right side
    19,906,861.43x = 316,742,750,594,390.12
  5. Step 5: Solve for x
    x = 316,742,750,594,390.12/19,906,861.43
  6. Step 6: Final answer
    x = 15,911,235.01

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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.