Home / 13,597,409.36-18,763,749.96-7,485,706.64

Finding the Fourth Proportional to 13,597,409.36, 18,763,749.96 and 7,485,706.64

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Solution

The fourth proportional to 13,597,409.36, 18,763,749.96 and 7,485,706.64 is: 10,329,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,409.36 : 18,763,749.96 = 7,485,706.64 : x
  2. Step 2: Convert to fraction form
    13,597,409.36/18,763,749.96 = 7,485,706.64/x
  3. Step 3: Cross multiply
    13,597,409.36x = 18,763,749.96 × 7,485,706.64
  4. Step 4: Simplify right side
    13,597,409.36x = 140,459,927,666,871.73
  5. Step 5: Solve for x
    x = 140,459,927,666,871.73/13,597,409.36
  6. Step 6: Final answer
    x = 10,329,903.58

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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.