Home / 13,997,052.72-19,316,342.16-8,195,291.64

Finding the Fourth Proportional to 13,997,052.72, 19,316,342.16 and 8,195,291.64

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Solution

The fourth proportional to 13,997,052.72, 19,316,342.16 and 8,195,291.64 is: 11,309,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997,052.72 : 19,316,342.16 = 8,195,291.64 : x
  2. Step 2: Convert to fraction form
    13,997,052.72/19,316,342.16 = 8,195,291.64/x
  3. Step 3: Cross multiply
    13,997,052.72x = 19,316,342.16 × 8,195,291.64
  4. Step 4: Simplify right side
    13,997,052.72x = 158,303,057,419,227.53
  5. Step 5: Solve for x
    x = 158,303,057,419,227.53/13,997,052.72
  6. Step 6: Final answer
    x = 11,309,742.17

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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.