Home / 64,558,488.28-89,040,314.42-41,355,772.60

Finding the Fourth Proportional to 64,558,488.28, 89,040,314.42 and 41,355,772.60

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Solution

The fourth proportional to 64,558,488.28, 89,040,314.42 and 41,355,772.60 is: 57,038,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,558,488.28 : 89,040,314.42 = 41,355,772.60 : x
  2. Step 2: Convert to fraction form
    64,558,488.28/89,040,314.42 = 41,355,772.60/x
  3. Step 3: Cross multiply
    64,558,488.28x = 89,040,314.42 × 41,355,772.60
  4. Step 4: Simplify right side
    64,558,488.28x = 3,682,330,995,386,021
  5. Step 5: Solve for x
    x = 3,682,330,995,386,021/64,558,488.28
  6. Step 6: Final answer
    x = 57,038,680.64

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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.