Home / 13,431,602.40-20,152,069.20-5,863,999.20

Finding the Fourth Proportional to 13,431,602.40, 20,152,069.20 and 5,863,999.20

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Solution

The fourth proportional to 13,431,602.40, 20,152,069.20 and 5,863,999.20 is: 8,798,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431,602.40 : 20,152,069.20 = 5,863,999.20 : x
  2. Step 2: Convert to fraction form
    13,431,602.40/20,152,069.20 = 5,863,999.20/x
  3. Step 3: Cross multiply
    13,431,602.40x = 20,152,069.20 × 5,863,999.20
  4. Step 4: Simplify right side
    13,431,602.40x = 118,171,717,667,144.64
  5. Step 5: Solve for x
    x = 118,171,717,667,144.64/13,431,602.40
  6. Step 6: Final answer
    x = 8,798,035.72

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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.