Home / 19,714,828.40-29,568,095.40-8,355,647.60

Finding the Fourth Proportional to 19,714,828.40, 29,568,095.40 and 8,355,647.60

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Solution

The fourth proportional to 19,714,828.40, 29,568,095.40 and 8,355,647.60 is: 12,531,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714,828.40 : 29,568,095.40 = 8,355,647.60 : x
  2. Step 2: Convert to fraction form
    19,714,828.40/29,568,095.40 = 8,355,647.60/x
  3. Step 3: Cross multiply
    19,714,828.40x = 29,568,095.40 × 8,355,647.60
  4. Step 4: Simplify right side
    19,714,828.40x = 247,060,585,365,581.03
  5. Step 5: Solve for x
    x = 247,060,585,365,581.03/19,714,828.40
  6. Step 6: Final answer
    x = 12,531,713.71

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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.