Home / 42,290,255.36-63,435,438.72-11,585,107.74

Finding the Fourth Proportional to 42,290,255.36, 63,435,438.72 and 11,585,107.74

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Solution

The fourth proportional to 42,290,255.36, 63,435,438.72 and 11,585,107.74 is: 17,377,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,290,255.36 : 63,435,438.72 = 11,585,107.74 : x
  2. Step 2: Convert to fraction form
    42,290,255.36/63,435,438.72 = 11,585,107.74/x
  3. Step 3: Cross multiply
    42,290,255.36x = 63,435,438.72 × 11,585,107.74
  4. Step 4: Simplify right side
    42,290,255.36x = 734,906,392,105,367.75
  5. Step 5: Solve for x
    x = 734,906,392,105,367.75/42,290,255.36
  6. Step 6: Final answer
    x = 17,377,676.86

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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.