Home / 9,798,251.28-13,521,639.20-5,388,261.23

Finding the Fourth Proportional to 9,798,251.28, 13,521,639.20 and 5,388,261.23

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Solution

The fourth proportional to 9,798,251.28, 13,521,639.20 and 5,388,261.23 is: 7,435,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798,251.28 : 13,521,639.20 = 5,388,261.23 : x
  2. Step 2: Convert to fraction form
    9,798,251.28/13,521,639.20 = 5,388,261.23/x
  3. Step 3: Cross multiply
    9,798,251.28x = 13,521,639.20 × 5,388,261.23
  4. Step 4: Simplify right side
    9,798,251.28x = 72,858,124,172,858.70
  5. Step 5: Solve for x
    x = 72,858,124,172,858.70/9,798,251.28
  6. Step 6: Final answer
    x = 7,435,829.32

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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.