Home / 47,927,808.60-71,873,998.20-15,580,766.40

Finding the Fourth Proportional to 47,927,808.60, 71,873,998.20 and 15,580,766.40

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Solution

The fourth proportional to 47,927,808.60, 71,873,998.20 and 15,580,766.40 is: 23,365,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,927,808.60 : 71,873,998.20 = 15,580,766.40 : x
  2. Step 2: Convert to fraction form
    47,927,808.60/71,873,998.20 = 15,580,766.40/x
  3. Step 3: Cross multiply
    47,927,808.60x = 71,873,998.20 × 15,580,766.40
  4. Step 4: Simplify right side
    47,927,808.60x = 1,119,851,976,188,220.50
  5. Step 5: Solve for x
    x = 1,119,851,976,188,220.50/47,927,808.60
  6. Step 6: Final answer
    x = 23,365,390.76

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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.