Home / 40,355,904.44-60,493,386.22-20,914,242.63

Finding the Fourth Proportional to 40,355,904.44, 60,493,386.22 and 20,914,242.63

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Solution

The fourth proportional to 40,355,904.44, 60,493,386.22 and 20,914,242.63 is: 31,350,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,355,904.44 : 60,493,386.22 = 20,914,242.63 : x
  2. Step 2: Convert to fraction form
    40,355,904.44/60,493,386.22 = 20,914,242.63/x
  3. Step 3: Cross multiply
    40,355,904.44x = 60,493,386.22 × 20,914,242.63
  4. Step 4: Simplify right side
    40,355,904.44x = 1,265,173,356,915,378.50
  5. Step 5: Solve for x
    x = 1,265,173,356,915,378.50/40,355,904.44
  6. Step 6: Final answer
    x = 31,350,390.34

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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.