Home / 13,460,675.78-20,196,102.35-5,269,172.26

Finding the Fourth Proportional to 13,460,675.78, 20,196,102.35 and 5,269,172.26

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Solution

The fourth proportional to 13,460,675.78, 20,196,102.35 and 5,269,172.26 is: 7,905,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,675.78 : 20,196,102.35 = 5,269,172.26 : x
  2. Step 2: Convert to fraction form
    13,460,675.78/20,196,102.35 = 5,269,172.26/x
  3. Step 3: Cross multiply
    13,460,675.78x = 20,196,102.35 × 5,269,172.26
  4. Step 4: Simplify right side
    13,460,675.78x = 106,416,742,233,652.09
  5. Step 5: Solve for x
    x = 106,416,742,233,652.09/13,460,675.78
  6. Step 6: Final answer
    x = 7,905,750.35

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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.