Home / 13,783,497.48-18,980,204.04-13,477,634.60

Finding the Fourth Proportional to 13,783,497.48, 18,980,204.04 and 13,477,634.60

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Solution

The fourth proportional to 13,783,497.48, 18,980,204.04 and 13,477,634.60 is: 18,559,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,497.48 : 18,980,204.04 = 13,477,634.60 : x
  2. Step 2: Convert to fraction form
    13,783,497.48/18,980,204.04 = 13,477,634.60/x
  3. Step 3: Cross multiply
    13,783,497.48x = 18,980,204.04 × 13,477,634.60
  4. Step 4: Simplify right side
    13,783,497.48x = 255,808,254,589,662.75
  5. Step 5: Solve for x
    x = 255,808,254,589,662.75/13,783,497.48
  6. Step 6: Final answer
    x = 18,559,023.57

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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.