Home / 8,178,289.16-11,285,531.96-4,507,000.88

Finding the Fourth Proportional to 8,178,289.16, 11,285,531.96 and 4,507,000.88

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Solution

The fourth proportional to 8,178,289.16, 11,285,531.96 and 4,507,000.88 is: 6,219,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,289.16 : 11,285,531.96 = 4,507,000.88 : x
  2. Step 2: Convert to fraction form
    8,178,289.16/11,285,531.96 = 4,507,000.88/x
  3. Step 3: Cross multiply
    8,178,289.16x = 11,285,531.96 × 4,507,000.88
  4. Step 4: Simplify right side
    8,178,289.16x = 50,863,902,396,025.46
  5. Step 5: Solve for x
    x = 50,863,902,396,025.46/8,178,289.16
  6. Step 6: Final answer
    x = 6,219,381.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.