Home / 13,831,537.96-19,085,761.38-7,720,224.04

Finding the Fourth Proportional to 13,831,537.96, 19,085,761.38 and 7,720,224.04

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Solution

The fourth proportional to 13,831,537.96, 19,085,761.38 and 7,720,224.04 is: 10,652,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,537.96 : 19,085,761.38 = 7,720,224.04 : x
  2. Step 2: Convert to fraction form
    13,831,537.96/19,085,761.38 = 7,720,224.04/x
  3. Step 3: Cross multiply
    13,831,537.96x = 19,085,761.38 × 7,720,224.04
  4. Step 4: Simplify right side
    13,831,537.96x = 147,346,353,827,579.56
  5. Step 5: Solve for x
    x = 147,346,353,827,579.56/13,831,537.96
  6. Step 6: Final answer
    x = 10,652,926.25

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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.