Home / 13,792,342.23-19,033,430.94-7,994,487

Finding the Fourth Proportional to 13,792,342.23, 19,033,430.94 and 7,994,487

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Solution

The fourth proportional to 13,792,342.23, 19,033,430.94 and 7,994,487 is: 11,032,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792,342.23 : 19,033,430.94 = 7,994,487 : x
  2. Step 2: Convert to fraction form
    13,792,342.23/19,033,430.94 = 7,994,487/x
  3. Step 3: Cross multiply
    13,792,342.23x = 19,033,430.94 × 7,994,487
  4. Step 4: Simplify right side
    13,792,342.23x = 152,162,516,215,227.78
  5. Step 5: Solve for x
    x = 152,162,516,215,227.78/13,792,342.23
  6. Step 6: Final answer
    x = 11,032,391.28

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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.