Home / 7,184,118.36-9,914,005.74-3,920,906.59

Finding the Fourth Proportional to 7,184,118.36, 9,914,005.74 and 3,920,906.59

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Solution

The fourth proportional to 7,184,118.36, 9,914,005.74 and 3,920,906.59 is: 5,410,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184,118.36 : 9,914,005.74 = 3,920,906.59 : x
  2. Step 2: Convert to fraction form
    7,184,118.36/9,914,005.74 = 3,920,906.59/x
  3. Step 3: Cross multiply
    7,184,118.36x = 9,914,005.74 × 3,920,906.59
  4. Step 4: Simplify right side
    7,184,118.36x = 38,871,890,439,263.83
  5. Step 5: Solve for x
    x = 38,871,890,439,263.83/7,184,118.36
  6. Step 6: Final answer
    x = 5,410,808.74

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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.