Home / 18,765,291.75-25,895,927.64-10,616,529.75

Finding the Fourth Proportional to 18,765,291.75, 25,895,927.64 and 10,616,529.75

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Solution

The fourth proportional to 18,765,291.75, 25,895,927.64 and 10,616,529.75 is: 14,650,712.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,765,291.75 : 25,895,927.64 = 10,616,529.75 : x
  2. Step 2: Convert to fraction form
    18,765,291.75/25,895,927.64 = 10,616,529.75/x
  3. Step 3: Cross multiply
    18,765,291.75x = 25,895,927.64 × 10,616,529.75
  4. Step 4: Simplify right side
    18,765,291.75x = 274,924,886,193,907.28
  5. Step 5: Solve for x
    x = 274,924,886,193,907.28/18,765,291.75
  6. Step 6: Final answer
    x = 14,650,712.06

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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.