Home / 9,883,811.40-14,809,970.70-7,332,894.60

Finding the Fourth Proportional to 9,883,811.40, 14,809,970.70 and 7,332,894.60

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Solution

The fourth proportional to 9,883,811.40, 14,809,970.70 and 7,332,894.60 is: 10,987,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883,811.40 : 14,809,970.70 = 7,332,894.60 : x
  2. Step 2: Convert to fraction form
    9,883,811.40/14,809,970.70 = 7,332,894.60/x
  3. Step 3: Cross multiply
    9,883,811.40x = 14,809,970.70 × 7,332,894.60
  4. Step 4: Simplify right side
    9,883,811.40x = 108,599,954,172,188.20
  5. Step 5: Solve for x
    x = 108,599,954,172,188.20/9,883,811.40
  6. Step 6: Final answer
    x = 10,987,659.49

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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.