Home / 8,972,492.40-13,458,738.60-8,370,192.60

Finding the Fourth Proportional to 8,972,492.40, 13,458,738.60 and 8,370,192.60

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Solution

The fourth proportional to 8,972,492.40, 13,458,738.60 and 8,370,192.60 is: 12,555,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,492.40 : 13,458,738.60 = 8,370,192.60 : x
  2. Step 2: Convert to fraction form
    8,972,492.40/13,458,738.60 = 8,370,192.60/x
  3. Step 3: Cross multiply
    8,972,492.40x = 13,458,738.60 × 8,370,192.60
  4. Step 4: Simplify right side
    8,972,492.40x = 112,652,234,235,054.36
  5. Step 5: Solve for x
    x = 112,652,234,235,054.36/8,972,492.40
  6. Step 6: Final answer
    x = 12,555,288.90

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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.