Home / 19,055,871.68-28,583,750.96-5,409,029.60

Finding the Fourth Proportional to 19,055,871.68, 28,583,750.96 and 5,409,029.60

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Solution

The fourth proportional to 19,055,871.68, 28,583,750.96 and 5,409,029.60 is: 8,113,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,871.68 : 28,583,750.96 = 5,409,029.60 : x
  2. Step 2: Convert to fraction form
    19,055,871.68/28,583,750.96 = 5,409,029.60/x
  3. Step 3: Cross multiply
    19,055,871.68x = 28,583,750.96 × 5,409,029.60
  4. Step 4: Simplify right side
    19,055,871.68x = 154,610,354,851,704.50
  5. Step 5: Solve for x
    x = 154,610,354,851,704.50/19,055,871.68
  6. Step 6: Final answer
    x = 8,113,528.34

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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.