Home / 15,913,360.44-23,870,207.16-12,738,667.32

Finding the Fourth Proportional to 15,913,360.44, 23,870,207.16 and 12,738,667.32

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Solution

The fourth proportional to 15,913,360.44, 23,870,207.16 and 12,738,667.32 is: 19,108,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,913,360.44 : 23,870,207.16 = 12,738,667.32 : x
  2. Step 2: Convert to fraction form
    15,913,360.44/23,870,207.16 = 12,738,667.32/x
  3. Step 3: Cross multiply
    15,913,360.44x = 23,870,207.16 × 12,738,667.32
  4. Step 4: Simplify right side
    15,913,360.44x = 304,074,627,870,722
  5. Step 5: Solve for x
    x = 304,074,627,870,722/15,913,360.44
  6. Step 6: Final answer
    x = 19,108,134.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.