Home / 14,393,025.60-21,597,832.80-5,424,014.40

Finding the Fourth Proportional to 14,393,025.60, 21,597,832.80 and 5,424,014.40

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Solution

The fourth proportional to 14,393,025.60, 21,597,832.80 and 5,424,014.40 is: 8,139,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393,025.60 : 21,597,832.80 = 5,424,014.40 : x
  2. Step 2: Convert to fraction form
    14,393,025.60/21,597,832.80 = 5,424,014.40/x
  3. Step 3: Cross multiply
    14,393,025.60x = 21,597,832.80 × 5,424,014.40
  4. Step 4: Simplify right side
    14,393,025.60x = 117,146,956,115,992.33
  5. Step 5: Solve for x
    x = 117,146,956,115,992.33/14,393,025.60
  6. Step 6: Final answer
    x = 8,139,147.35

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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.