Home / 9,706,517.55-13,395,066.12-5,355,765.36

Finding the Fourth Proportional to 9,706,517.55, 13,395,066.12 and 5,355,765.36

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Solution

The fourth proportional to 9,706,517.55, 13,395,066.12 and 5,355,765.36 is: 7,390,995.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,706,517.55 : 13,395,066.12 = 5,355,765.36 : x
  2. Step 2: Convert to fraction form
    9,706,517.55/13,395,066.12 = 5,355,765.36/x
  3. Step 3: Cross multiply
    9,706,517.55x = 13,395,066.12 × 5,355,765.36
  4. Step 4: Simplify right side
    9,706,517.55x = 71,740,831,120,405.61
  5. Step 5: Solve for x
    x = 71,740,831,120,405.61/9,706,517.55
  6. Step 6: Final answer
    x = 7,390,995.87

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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.