Home / 7,946,627.60-11,919,941.40-3,155,459.60

Finding the Fourth Proportional to 7,946,627.60, 11,919,941.40 and 3,155,459.60

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Solution

The fourth proportional to 7,946,627.60, 11,919,941.40 and 3,155,459.60 is: 4,733,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946,627.60 : 11,919,941.40 = 3,155,459.60 : x
  2. Step 2: Convert to fraction form
    7,946,627.60/11,919,941.40 = 3,155,459.60/x
  3. Step 3: Cross multiply
    7,946,627.60x = 11,919,941.40 × 3,155,459.60
  4. Step 4: Simplify right side
    7,946,627.60x = 37,612,893,522,067.45
  5. Step 5: Solve for x
    x = 37,612,893,522,067.45/7,946,627.60
  6. Step 6: Final answer
    x = 4,733,189.40

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1.5x scale

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.