Home / 53,491,235.20-80,227,521.60-19,395,030.40

Finding the Fourth Proportional to 53,491,235.20, 80,227,521.60 and 19,395,030.40

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Solution

The fourth proportional to 53,491,235.20, 80,227,521.60 and 19,395,030.40 is: 29,089,162.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,491,235.20 : 80,227,521.60 = 19,395,030.40 : x
  2. Step 2: Convert to fraction form
    53,491,235.20/80,227,521.60 = 19,395,030.40/x
  3. Step 3: Cross multiply
    53,491,235.20x = 80,227,521.60 × 19,395,030.40
  4. Step 4: Simplify right side
    53,491,235.20x = 1,556,015,220,348,656.50
  5. Step 5: Solve for x
    x = 1,556,015,220,348,656.50/53,491,235.20
  6. Step 6: Final answer
    x = 29,089,162.26

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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.