Home / 10,299,138.60-14,212,608.32-5,828,610.90

Finding the Fourth Proportional to 10,299,138.60, 14,212,608.32 and 5,828,610.90

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Solution

The fourth proportional to 10,299,138.60, 14,212,608.32 and 5,828,610.90 is: 8,043,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299,138.60 : 14,212,608.32 = 5,828,610.90 : x
  2. Step 2: Convert to fraction form
    10,299,138.60/14,212,608.32 = 5,828,610.90/x
  3. Step 3: Cross multiply
    10,299,138.60x = 14,212,608.32 × 5,828,610.90
  4. Step 4: Simplify right side
    10,299,138.60x = 82,839,763,742,239.64
  5. Step 5: Solve for x
    x = 82,839,763,742,239.64/10,299,138.60
  6. Step 6: Final answer
    x = 8,043,368.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.