Home / 30,770,363.43-42,460,247.79-17,019,032.31

Finding the Fourth Proportional to 30,770,363.43, 42,460,247.79 and 17,019,032.31

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Solution

The fourth proportional to 30,770,363.43, 42,460,247.79 and 17,019,032.31 is: 23,484,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770,363.43 : 42,460,247.79 = 17,019,032.31 : x
  2. Step 2: Convert to fraction form
    30,770,363.43/42,460,247.79 = 17,019,032.31/x
  3. Step 3: Cross multiply
    30,770,363.43x = 42,460,247.79 × 17,019,032.31
  4. Step 4: Simplify right side
    30,770,363.43x = 722,632,329,028,616
  5. Step 5: Solve for x
    x = 722,632,329,028,616/30,770,363.43
  6. Step 6: Final answer
    x = 23,484,686.19

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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.