Home / 9,792,021.70-14,688,032.55-7,902,453.70

Finding the Fourth Proportional to 9,792,021.70, 14,688,032.55 and 7,902,453.70

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Solution

The fourth proportional to 9,792,021.70, 14,688,032.55 and 7,902,453.70 is: 11,853,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,021.70 : 14,688,032.55 = 7,902,453.70 : x
  2. Step 2: Convert to fraction form
    9,792,021.70/14,688,032.55 = 7,902,453.70/x
  3. Step 3: Cross multiply
    9,792,021.70x = 14,688,032.55 × 7,902,453.70
  4. Step 4: Simplify right side
    9,792,021.70x = 116,071,497,170,467.94
  5. Step 5: Solve for x
    x = 116,071,497,170,467.94/9,792,021.70
  6. Step 6: Final answer
    x = 11,853,680.55

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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.