Home / 10,125,643.45-13,968,935.06-5,937,190.43

Finding the Fourth Proportional to 10,125,643.45, 13,968,935.06 and 5,937,190.43

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Solution

The fourth proportional to 10,125,643.45, 13,968,935.06 and 5,937,190.43 is: 8,190,711.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125,643.45 : 13,968,935.06 = 5,937,190.43 : x
  2. Step 2: Convert to fraction form
    10,125,643.45/13,968,935.06 = 5,937,190.43/x
  3. Step 3: Cross multiply
    10,125,643.45x = 13,968,935.06 × 5,937,190.43
  4. Step 4: Simplify right side
    10,125,643.45x = 82,936,227,570,366.45
  5. Step 5: Solve for x
    x = 82,936,227,570,366.45/10,125,643.45
  6. Step 6: Final answer
    x = 8,190,711.83

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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.