Home / 26,100,975.60-39,112,972.20-18,927,615.60

Finding the Fourth Proportional to 26,100,975.60, 39,112,972.20 and 18,927,615.60

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Solution

The fourth proportional to 26,100,975.60, 39,112,972.20 and 18,927,615.60 is: 28,363,510.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,100,975.60 : 39,112,972.20 = 18,927,615.60 : x
  2. Step 2: Convert to fraction form
    26,100,975.60/39,112,972.20 = 18,927,615.60/x
  3. Step 3: Cross multiply
    26,100,975.60x = 39,112,972.20 × 18,927,615.60
  4. Step 4: Simplify right side
    26,100,975.60x = 740,315,302,775,086.38
  5. Step 5: Solve for x
    x = 740,315,302,775,086.38/26,100,975.60
  6. Step 6: Final answer
    x = 28,363,510.78

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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.