Home / 13,168,793.10-19,750,237.20-8,651,544.60

Finding the Fourth Proportional to 13,168,793.10, 19,750,237.20 and 8,651,544.60

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Solution

The fourth proportional to 13,168,793.10, 19,750,237.20 and 8,651,544.60 is: 12,975,377.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168,793.10 : 19,750,237.20 = 8,651,544.60 : x
  2. Step 2: Convert to fraction form
    13,168,793.10/19,750,237.20 = 8,651,544.60/x
  3. Step 3: Cross multiply
    13,168,793.10x = 19,750,237.20 × 8,651,544.60
  4. Step 4: Simplify right side
    13,168,793.10x = 170,870,057,996,379.09
  5. Step 5: Solve for x
    x = 170,870,057,996,379.09/13,168,793.10
  6. Step 6: Final answer
    x = 12,975,377.22

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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.