Home / 13,232,009.60-19,848,014.40-5,659,740.80

Finding the Fourth Proportional to 13,232,009.60, 19,848,014.40 and 5,659,740.80

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Solution

The fourth proportional to 13,232,009.60, 19,848,014.40 and 5,659,740.80 is: 8,489,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232,009.60 : 19,848,014.40 = 5,659,740.80 : x
  2. Step 2: Convert to fraction form
    13,232,009.60/19,848,014.40 = 5,659,740.80/x
  3. Step 3: Cross multiply
    13,232,009.60x = 19,848,014.40 × 5,659,740.80
  4. Step 4: Simplify right side
    13,232,009.60x = 112,334,616,898,667.52
  5. Step 5: Solve for x
    x = 112,334,616,898,667.52/13,232,009.60
  6. Step 6: Final answer
    x = 8,489,611.20

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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.