Home / 9,839,388.21-13,578,376.32-5,488,362.24

Finding the Fourth Proportional to 9,839,388.21, 13,578,376.32 and 5,488,362.24

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Solution

The fourth proportional to 9,839,388.21, 13,578,376.32 and 5,488,362.24 is: 7,573,951.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839,388.21 : 13,578,376.32 = 5,488,362.24 : x
  2. Step 2: Convert to fraction form
    9,839,388.21/13,578,376.32 = 5,488,362.24/x
  3. Step 3: Cross multiply
    9,839,388.21x = 13,578,376.32 × 5,488,362.24
  4. Step 4: Simplify right side
    9,839,388.21x = 74,523,047,875,198.16
  5. Step 5: Solve for x
    x = 74,523,047,875,198.16/9,839,388.21
  6. Step 6: Final answer
    x = 7,573,951.38

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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.