Home / 9,871,361.48-13,623,173.08-5,520,852.66

Finding the Fourth Proportional to 9,871,361.48, 13,623,173.08 and 5,520,852.66

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Solution

The fourth proportional to 9,871,361.48, 13,623,173.08 and 5,520,852.66 is: 7,619,164.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,871,361.48 : 13,623,173.08 = 5,520,852.66 : x
  2. Step 2: Convert to fraction form
    9,871,361.48/13,623,173.08 = 5,520,852.66/x
  3. Step 3: Cross multiply
    9,871,361.48x = 13,623,173.08 × 5,520,852.66
  4. Step 4: Simplify right side
    9,871,361.48x = 75,211,531,336,358.39
  5. Step 5: Solve for x
    x = 75,211,531,336,358.39/9,871,361.48
  6. Step 6: Final answer
    x = 7,619,164.94

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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.