Home / 13,602,304.81-20,399,667.36-4,505,114.76

Finding the Fourth Proportional to 13,602,304.81, 20,399,667.36 and 4,505,114.76

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Solution

The fourth proportional to 13,602,304.81, 20,399,667.36 and 4,505,114.76 is: 6,756,416.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,602,304.81 : 20,399,667.36 = 4,505,114.76 : x
  2. Step 2: Convert to fraction form
    13,602,304.81/20,399,667.36 = 4,505,114.76/x
  3. Step 3: Cross multiply
    13,602,304.81x = 20,399,667.36 × 4,505,114.76
  4. Step 4: Simplify right side
    13,602,304.81x = 91,902,842,522,626.22
  5. Step 5: Solve for x
    x = 91,902,842,522,626.22/13,602,304.81
  6. Step 6: Final answer
    x = 6,756,416.93

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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.