Home / 5,361,385.69-7,398,787.22-2,913,996

Finding the Fourth Proportional to 5,361,385.69, 7,398,787.22 and 2,913,996

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Solution

The fourth proportional to 5,361,385.69, 7,398,787.22 and 2,913,996 is: 4,021,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,385.69 : 7,398,787.22 = 2,913,996 : x
  2. Step 2: Convert to fraction form
    5,361,385.69/7,398,787.22 = 2,913,996/x
  3. Step 3: Cross multiply
    5,361,385.69x = 7,398,787.22 × 2,913,996
  4. Step 4: Simplify right side
    5,361,385.69x = 21,560,036,363,931.12
  5. Step 5: Solve for x
    x = 21,560,036,363,931.12/5,361,385.69
  6. Step 6: Final answer
    x = 4,021,355.23

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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.