Home / 7,258,221.57-10,016,266.38-3,994,966.06

Finding the Fourth Proportional to 7,258,221.57, 10,016,266.38 and 3,994,966.06

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Solution

The fourth proportional to 7,258,221.57, 10,016,266.38 and 3,994,966.06 is: 5,513,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258,221.57 : 10,016,266.38 = 3,994,966.06 : x
  2. Step 2: Convert to fraction form
    7,258,221.57/10,016,266.38 = 3,994,966.06/x
  3. Step 3: Cross multiply
    7,258,221.57x = 10,016,266.38 × 3,994,966.06
  4. Step 4: Simplify right side
    7,258,221.57x = 40,014,644,236,019.07
  5. Step 5: Solve for x
    x = 40,014,644,236,019.07/7,258,221.57
  6. Step 6: Final answer
    x = 5,513,009.47

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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.