Home / 26,608,903.60-39,913,355.40-8,658,007.60

Finding the Fourth Proportional to 26,608,903.60, 39,913,355.40 and 8,658,007.60

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Solution

The fourth proportional to 26,608,903.60, 39,913,355.40 and 8,658,007.60 is: 12,987,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608,903.60 : 39,913,355.40 = 8,658,007.60 : x
  2. Step 2: Convert to fraction form
    26,608,903.60/39,913,355.40 = 8,658,007.60/x
  3. Step 3: Cross multiply
    26,608,903.60x = 39,913,355.40 × 8,658,007.60
  4. Step 4: Simplify right side
    26,608,903.60x = 345,570,134,394,701
  5. Step 5: Solve for x
    x = 345,570,134,394,701/26,608,903.60
  6. Step 6: Final answer
    x = 12,987,011.40

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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.