Home / 8,991,010.60-13,486,515.90-5,152,825.60

Finding the Fourth Proportional to 8,991,010.60, 13,486,515.90 and 5,152,825.60

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Solution

The fourth proportional to 8,991,010.60, 13,486,515.90 and 5,152,825.60 is: 7,729,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,010.60 : 13,486,515.90 = 5,152,825.60 : x
  2. Step 2: Convert to fraction form
    8,991,010.60/13,486,515.90 = 5,152,825.60/x
  3. Step 3: Cross multiply
    8,991,010.60x = 13,486,515.90 × 5,152,825.60
  4. Step 4: Simplify right side
    8,991,010.60x = 69,493,664,384,327.04
  5. Step 5: Solve for x
    x = 69,493,664,384,327.04/8,991,010.60
  6. Step 6: Final answer
    x = 7,729,238.40

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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.