Home / 7,158,351.46-9,875,258.22-4,256,090.68

Finding the Fourth Proportional to 7,158,351.46, 9,875,258.22 and 4,256,090.68

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Solution

The fourth proportional to 7,158,351.46, 9,875,258.22 and 4,256,090.68 is: 5,871,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158,351.46 : 9,875,258.22 = 4,256,090.68 : x
  2. Step 2: Convert to fraction form
    7,158,351.46/9,875,258.22 = 4,256,090.68/x
  3. Step 3: Cross multiply
    7,158,351.46x = 9,875,258.22 × 4,256,090.68
  4. Step 4: Simplify right side
    7,158,351.46x = 42,029,994,472,735.39
  5. Step 5: Solve for x
    x = 42,029,994,472,735.39/7,158,351.46
  6. Step 6: Final answer
    x = 5,871,462.82

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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.