Home / 9,028,419.40-13,534,657.40-6,907,969.81

Finding the Fourth Proportional to 9,028,419.40, 13,534,657.40 and 6,907,969.81

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Solution

The fourth proportional to 9,028,419.40, 13,534,657.40 and 6,907,969.81 is: 10,355,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028,419.40 : 13,534,657.40 = 6,907,969.81 : x
  2. Step 2: Convert to fraction form
    9,028,419.40/13,534,657.40 = 6,907,969.81/x
  3. Step 3: Cross multiply
    9,028,419.40x = 13,534,657.40 × 6,907,969.81
  4. Step 4: Simplify right side
    9,028,419.40x = 93,497,004,731,247.06
  5. Step 5: Solve for x
    x = 93,497,004,731,247.06/9,028,419.40
  6. Step 6: Final answer
    x = 10,355,855.28

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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.