Home / 8,863,921.60-13,286,040.90-3,470,779.60

Finding the Fourth Proportional to 8,863,921.60, 13,286,040.90 and 3,470,779.60

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Solution

The fourth proportional to 8,863,921.60, 13,286,040.90 and 3,470,779.60 is: 5,202,315.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863,921.60 : 13,286,040.90 = 3,470,779.60 : x
  2. Step 2: Convert to fraction form
    8,863,921.60/13,286,040.90 = 3,470,779.60/x
  3. Step 3: Cross multiply
    8,863,921.60x = 13,286,040.90 × 3,470,779.60
  4. Step 4: Simplify right side
    8,863,921.60x = 46,112,919,720,485.64
  5. Step 5: Solve for x
    x = 46,112,919,720,485.64/8,863,921.60
  6. Step 6: Final answer
    x = 5,202,315.84

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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.