Home / 33,205,693.90-45,838,551.32-21,450,693.85

Finding the Fourth Proportional to 33,205,693.90, 45,838,551.32 and 21,450,693.85

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Solution

The fourth proportional to 33,205,693.90, 45,838,551.32 and 21,450,693.85 is: 29,611,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,205,693.90 : 45,838,551.32 = 21,450,693.85 : x
  2. Step 2: Convert to fraction form
    33,205,693.90/45,838,551.32 = 21,450,693.85/x
  3. Step 3: Cross multiply
    33,205,693.90x = 45,838,551.32 × 21,450,693.85
  4. Step 4: Simplify right side
    33,205,693.90x = 983,268,730,946,460.12
  5. Step 5: Solve for x
    x = 983,268,730,946,460.12/33,205,693.90
  6. Step 6: Final answer
    x = 29,611,449.59

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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.