Home / 22,809,712.80-34,214,569.20-21,298,058.40

Finding the Fourth Proportional to 22,809,712.80, 34,214,569.20 and 21,298,058.40

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Solution

The fourth proportional to 22,809,712.80, 34,214,569.20 and 21,298,058.40 is: 31,947,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,809,712.80 : 34,214,569.20 = 21,298,058.40 : x
  2. Step 2: Convert to fraction form
    22,809,712.80/34,214,569.20 = 21,298,058.40/x
  3. Step 3: Cross multiply
    22,809,712.80x = 34,214,569.20 × 21,298,058.40
  4. Step 4: Simplify right side
    22,809,712.80x = 728,703,892,952,441.25
  5. Step 5: Solve for x
    x = 728,703,892,952,441.25/22,809,712.80
  6. Step 6: Final answer
    x = 31,947,087.60

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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.