Home / 20,505,323.70-30,760,750.35-7,046,277.30

Finding the Fourth Proportional to 20,505,323.70, 30,760,750.35 and 7,046,277.30

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Solution

The fourth proportional to 20,505,323.70, 30,760,750.35 and 7,046,277.30 is: 10,570,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,505,323.70 : 30,760,750.35 = 7,046,277.30 : x
  2. Step 2: Convert to fraction form
    20,505,323.70/30,760,750.35 = 7,046,277.30/x
  3. Step 3: Cross multiply
    20,505,323.70x = 30,760,750.35 × 7,046,277.30
  4. Step 4: Simplify right side
    20,505,323.70x = 216,748,776,922,172.06
  5. Step 5: Solve for x
    x = 216,748,776,922,172.06/20,505,323.70
  6. Step 6: Final answer
    x = 10,570,366.02

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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.