Home / 8,972,462.40-13,458,693.60-8,370,162.60

Finding the Fourth Proportional to 8,972,462.40, 13,458,693.60 and 8,370,162.60

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Solution

The fourth proportional to 8,972,462.40, 13,458,693.60 and 8,370,162.60 is: 12,555,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,462.40 : 13,458,693.60 = 8,370,162.60 : x
  2. Step 2: Convert to fraction form
    8,972,462.40/13,458,693.60 = 8,370,162.60/x
  3. Step 3: Cross multiply
    8,972,462.40x = 13,458,693.60 × 8,370,162.60
  4. Step 4: Simplify right side
    8,972,462.40x = 112,651,453,815,579.36
  5. Step 5: Solve for x
    x = 112,651,453,815,579.36/8,972,462.40
  6. Step 6: Final answer
    x = 12,555,243.90

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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.