Home / 9,571,999.80-14,357,999.70-7,871,388.60

Finding the Fourth Proportional to 9,571,999.80, 14,357,999.70 and 7,871,388.60

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Solution

The fourth proportional to 9,571,999.80, 14,357,999.70 and 7,871,388.60 is: 11,807,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,999.80 : 14,357,999.70 = 7,871,388.60 : x
  2. Step 2: Convert to fraction form
    9,571,999.80/14,357,999.70 = 7,871,388.60/x
  3. Step 3: Cross multiply
    9,571,999.80x = 14,357,999.70 × 7,871,388.60
  4. Step 4: Simplify right side
    9,571,999.80x = 113,017,395,157,383.41
  5. Step 5: Solve for x
    x = 113,017,395,157,383.41/9,571,999.80
  6. Step 6: Final answer
    x = 11,807,082.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.