Home / 13,658,487.36-20,471,453.28-6,362,157.12

Finding the Fourth Proportional to 13,658,487.36, 20,471,453.28 and 6,362,157.12

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Solution

The fourth proportional to 13,658,487.36, 20,471,453.28 and 6,362,157.12 is: 9,535,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,487.36 : 20,471,453.28 = 6,362,157.12 : x
  2. Step 2: Convert to fraction form
    13,658,487.36/20,471,453.28 = 6,362,157.12/x
  3. Step 3: Cross multiply
    13,658,487.36x = 20,471,453.28 × 6,362,157.12
  4. Step 4: Simplify right side
    13,658,487.36x = 130,242,602,242,099.36
  5. Step 5: Solve for x
    x = 130,242,602,242,099.36/13,658,487.36
  6. Step 6: Final answer
    x = 9,535,653.46

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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.