Home / 20,550,261.25-30,822,734.47-9,774,409.24

Finding the Fourth Proportional to 20,550,261.25, 30,822,734.47 and 9,774,409.24

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Solution

The fourth proportional to 20,550,261.25, 30,822,734.47 and 9,774,409.24 is: 14,660,349.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,550,261.25 : 30,822,734.47 = 9,774,409.24 : x
  2. Step 2: Convert to fraction form
    20,550,261.25/30,822,734.47 = 9,774,409.24/x
  3. Step 3: Cross multiply
    20,550,261.25x = 30,822,734.47 × 9,774,409.24
  4. Step 4: Simplify right side
    20,550,261.25x = 301,274,020,605,634.50
  5. Step 5: Solve for x
    x = 301,274,020,605,634.50/20,550,261.25
  6. Step 6: Final answer
    x = 14,660,349.91

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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.