Home / 20,020,960.56-30,029,374.32-13,585,357.68

Finding the Fourth Proportional to 20,020,960.56, 30,029,374.32 and 13,585,357.68

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Solution

The fourth proportional to 20,020,960.56, 30,029,374.32 and 13,585,357.68 is: 20,376,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020,960.56 : 30,029,374.32 = 13,585,357.68 : x
  2. Step 2: Convert to fraction form
    20,020,960.56/30,029,374.32 = 13,585,357.68/x
  3. Step 3: Cross multiply
    20,020,960.56x = 30,029,374.32 × 13,585,357.68
  4. Step 4: Simplify right side
    20,020,960.56x = 407,959,791,043,806.75
  5. Step 5: Solve for x
    x = 407,959,791,043,806.75/20,020,960.56
  6. Step 6: Final answer
    x = 20,376,634.27

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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.