Home / 7,258,220.57-10,016,265-3,994,965.06

Finding the Fourth Proportional to 7,258,220.57, 10,016,265 and 3,994,965.06

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Solution

The fourth proportional to 7,258,220.57, 10,016,265 and 3,994,965.06 is: 5,513,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258,220.57 : 10,016,265 = 3,994,965.06 : x
  2. Step 2: Convert to fraction form
    7,258,220.57/10,016,265 = 3,994,965.06/x
  3. Step 3: Cross multiply
    7,258,220.57x = 10,016,265 × 3,994,965.06
  4. Step 4: Simplify right side
    7,258,220.57x = 40,014,628,706,700.90
  5. Step 5: Solve for x
    x = 40,014,628,706,700.90/7,258,220.57
  6. Step 6: Final answer
    x = 5,513,008.09

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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.