Home / 14,074,102.56-19,412,246.16-12,916,288.32

Finding the Fourth Proportional to 14,074,102.56, 19,412,246.16 and 12,916,288.32

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Solution

The fourth proportional to 14,074,102.56, 19,412,246.16 and 12,916,288.32 is: 17,815,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074,102.56 : 19,412,246.16 = 12,916,288.32 : x
  2. Step 2: Convert to fraction form
    14,074,102.56/19,412,246.16 = 12,916,288.32/x
  3. Step 3: Cross multiply
    14,074,102.56x = 19,412,246.16 × 12,916,288.32
  4. Step 4: Simplify right side
    14,074,102.56x = 250,734,168,341,372.84
  5. Step 5: Solve for x
    x = 250,734,168,341,372.84/14,074,102.56
  6. Step 6: Final answer
    x = 17,815,286.43

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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.