Home / 10,395,242.37-15,591,672.45-2,719,628.21

Finding the Fourth Proportional to 10,395,242.37, 15,591,672.45 and 2,719,628.21

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Solution

The fourth proportional to 10,395,242.37, 15,591,672.45 and 2,719,628.21 is: 4,079,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395,242.37 : 15,591,672.45 = 2,719,628.21 : x
  2. Step 2: Convert to fraction form
    10,395,242.37/15,591,672.45 = 2,719,628.21/x
  3. Step 3: Cross multiply
    10,395,242.37x = 15,591,672.45 × 2,719,628.21
  4. Step 4: Simplify right side
    10,395,242.37x = 42,403,552,158,141.45
  5. Step 5: Solve for x
    x = 42,403,552,158,141.45/10,395,242.37
  6. Step 6: Final answer
    x = 4,079,130.69

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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.