Home / 8,605,008.40-12,907,512.60-3,559,939.60

Finding the Fourth Proportional to 8,605,008.40, 12,907,512.60 and 3,559,939.60

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Solution

The fourth proportional to 8,605,008.40, 12,907,512.60 and 3,559,939.60 is: 5,339,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,605,008.40 : 12,907,512.60 = 3,559,939.60 : x
  2. Step 2: Convert to fraction form
    8,605,008.40/12,907,512.60 = 3,559,939.60/x
  3. Step 3: Cross multiply
    8,605,008.40x = 12,907,512.60 × 3,559,939.60
  4. Step 4: Simplify right side
    8,605,008.40x = 45,949,965,242,238.96
  5. Step 5: Solve for x
    x = 45,949,965,242,238.96/8,605,008.40
  6. Step 6: Final answer
    x = 5,339,909.40

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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.