Home / 13,064,172-18,028,627.46-7,184,185.34

Finding the Fourth Proportional to 13,064,172, 18,028,627.46 and 7,184,185.34

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Solution

The fourth proportional to 13,064,172, 18,028,627.46 and 7,184,185.34 is: 9,914,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064,172 : 18,028,627.46 = 7,184,185.34 : x
  2. Step 2: Convert to fraction form
    13,064,172/18,028,627.46 = 7,184,185.34/x
  3. Step 3: Cross multiply
    13,064,172x = 18,028,627.46 × 7,184,185.34
  4. Step 4: Simplify right side
    13,064,172x = 129,521,001,098,453.44
  5. Step 5: Solve for x
    x = 129,521,001,098,453.44/13,064,172
  6. Step 6: Final answer
    x = 9,914,214.32

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1.5x scale

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.