Home / 7,612,157.96-10,505,021.46-4,174,390.88

Finding the Fourth Proportional to 7,612,157.96, 10,505,021.46 and 4,174,390.88

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Solution

The fourth proportional to 7,612,157.96, 10,505,021.46 and 4,174,390.88 is: 5,760,792.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612,157.96 : 10,505,021.46 = 4,174,390.88 : x
  2. Step 2: Convert to fraction form
    7,612,157.96/10,505,021.46 = 4,174,390.88/x
  3. Step 3: Cross multiply
    7,612,157.96x = 10,505,021.46 × 4,174,390.88
  4. Step 4: Simplify right side
    7,612,157.96x = 43,852,065,776,828.29
  5. Step 5: Solve for x
    x = 43,852,065,776,828.29/7,612,157.96
  6. Step 6: Final answer
    x = 5,760,792.93

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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.