Home / 10,272,812.45-15,409,883.07-3,449,110.01

Finding the Fourth Proportional to 10,272,812.45, 15,409,883.07 and 3,449,110.01

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Solution

The fourth proportional to 10,272,812.45, 15,409,883.07 and 3,449,110.01 is: 5,173,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272,812.45 : 15,409,883.07 = 3,449,110.01 : x
  2. Step 2: Convert to fraction form
    10,272,812.45/15,409,883.07 = 3,449,110.01/x
  3. Step 3: Cross multiply
    10,272,812.45x = 15,409,883.07 × 3,449,110.01
  4. Step 4: Simplify right side
    10,272,812.45x = 53,150,381,872,617.12
  5. Step 5: Solve for x
    x = 53,150,381,872,617.12/10,272,812.45
  6. Step 6: Final answer
    x = 5,173,888.08

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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.