Home / 5,571,017.51-7,685,174.33-3,638,409.35

Finding the Fourth Proportional to 5,571,017.51, 7,685,174.33 and 3,638,409.35

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Solution

The fourth proportional to 5,571,017.51, 7,685,174.33 and 3,638,409.35 is: 5,019,156.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,017.51 : 7,685,174.33 = 3,638,409.35 : x
  2. Step 2: Convert to fraction form
    5,571,017.51/7,685,174.33 = 3,638,409.35/x
  3. Step 3: Cross multiply
    5,571,017.51x = 7,685,174.33 × 3,638,409.35
  4. Step 4: Simplify right side
    5,571,017.51x = 27,961,810,109,322.14
  5. Step 5: Solve for x
    x = 27,961,810,109,322.14/5,571,017.51
  6. Step 6: Final answer
    x = 5,019,156.75

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1.5x scale

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.