Home / 13,892,311.86-19,178,054.01-9,765,880.26

Finding the Fourth Proportional to 13,892,311.86, 19,178,054.01 and 9,765,880.26

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Solution

The fourth proportional to 13,892,311.86, 19,178,054.01 and 9,765,880.26 is: 13,481,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,311.86 : 19,178,054.01 = 9,765,880.26 : x
  2. Step 2: Convert to fraction form
    13,892,311.86/19,178,054.01 = 9,765,880.26/x
  3. Step 3: Cross multiply
    13,892,311.86x = 19,178,054.01 × 9,765,880.26
  4. Step 4: Simplify right side
    13,892,311.86x = 187,290,579,081,472.84
  5. Step 5: Solve for x
    x = 187,290,579,081,472.84/13,892,311.86
  6. Step 6: Final answer
    x = 13,481,599.10

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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.