Home / 13,774,090.17-20,654,750.67-5,135,871.25

Finding the Fourth Proportional to 13,774,090.17, 20,654,750.67 and 5,135,871.25

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Solution

The fourth proportional to 13,774,090.17, 20,654,750.67 and 5,135,871.25 is: 7,701,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,090.17 : 20,654,750.67 = 5,135,871.25 : x
  2. Step 2: Convert to fraction form
    13,774,090.17/20,654,750.67 = 5,135,871.25/x
  3. Step 3: Cross multiply
    13,774,090.17x = 20,654,750.67 × 5,135,871.25
  4. Step 4: Simplify right side
    13,774,090.17x = 106,080,140,090,334.36
  5. Step 5: Solve for x
    x = 106,080,140,090,334.36/13,774,090.17
  6. Step 6: Final answer
    x = 7,701,426.29

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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.