Home / 13,675,794.60-20,485,698.30-6,947,999.40

Finding the Fourth Proportional to 13,675,794.60, 20,485,698.30 and 6,947,999.40

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Solution

The fourth proportional to 13,675,794.60, 20,485,698.30 and 6,947,999.40 is: 10,407,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675,794.60 : 20,485,698.30 = 6,947,999.40 : x
  2. Step 2: Convert to fraction form
    13,675,794.60/20,485,698.30 = 6,947,999.40/x
  3. Step 3: Cross multiply
    13,675,794.60x = 20,485,698.30 × 6,947,999.40
  4. Step 4: Simplify right side
    13,675,794.60x = 142,334,619,496,981.03
  5. Step 5: Solve for x
    x = 142,334,619,496,981.03/13,675,794.60
  6. Step 6: Final answer
    x = 10,407,776.93

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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.