Home / 13,375,858.35-18,460,260.32-7,943,350.35

Finding the Fourth Proportional to 13,375,858.35, 18,460,260.32 and 7,943,350.35

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Solution

The fourth proportional to 13,375,858.35, 18,460,260.32 and 7,943,350.35 is: 10,962,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,858.35 : 18,460,260.32 = 7,943,350.35 : x
  2. Step 2: Convert to fraction form
    13,375,858.35/18,460,260.32 = 7,943,350.35/x
  3. Step 3: Cross multiply
    13,375,858.35x = 18,460,260.32 × 7,943,350.35
  4. Step 4: Simplify right side
    13,375,858.35x = 146,636,315,234,246.38
  5. Step 5: Solve for x
    x = 146,636,315,234,246.38/13,375,858.35
  6. Step 6: Final answer
    x = 10,962,759.28

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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.