Home / 64,558,487.28-89,040,313.04-41,355,771.60

Finding the Fourth Proportional to 64,558,487.28, 89,040,313.04 and 41,355,771.60

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Solution

The fourth proportional to 64,558,487.28, 89,040,313.04 and 41,355,771.60 is: 57,038,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,558,487.28 : 89,040,313.04 = 41,355,771.60 : x
  2. Step 2: Convert to fraction form
    64,558,487.28/89,040,313.04 = 41,355,771.60/x
  3. Step 3: Cross multiply
    64,558,487.28x = 89,040,313.04 × 41,355,771.60
  4. Step 4: Simplify right side
    64,558,487.28x = 3,682,330,849,274,742
  5. Step 5: Solve for x
    x = 3,682,330,849,274,742/64,558,487.28
  6. Step 6: Final answer
    x = 57,038,679.26

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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.