Home / 12,831,078.66-19,254,097.53-4,749,676.26

Finding the Fourth Proportional to 12,831,078.66, 19,254,097.53 and 4,749,676.26

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Solution

The fourth proportional to 12,831,078.66, 19,254,097.53 and 4,749,676.26 is: 7,127,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,831,078.66 : 19,254,097.53 = 4,749,676.26 : x
  2. Step 2: Convert to fraction form
    12,831,078.66/19,254,097.53 = 4,749,676.26/x
  3. Step 3: Cross multiply
    12,831,078.66x = 19,254,097.53 × 4,749,676.26
  4. Step 4: Simplify right side
    12,831,078.66x = 91,450,729,945,965.64
  5. Step 5: Solve for x
    x = 91,450,729,945,965.64/12,831,078.66
  6. Step 6: Final answer
    x = 7,127,283.09

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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.