Home / 53,705,821.40-80,558,732.10-15,368,586.20

Finding the Fourth Proportional to 53,705,821.40, 80,558,732.10 and 15,368,586.20

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Solution

The fourth proportional to 53,705,821.40, 80,558,732.10 and 15,368,586.20 is: 23,052,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705,821.40 : 80,558,732.10 = 15,368,586.20 : x
  2. Step 2: Convert to fraction form
    53,705,821.40/80,558,732.10 = 15,368,586.20/x
  3. Step 3: Cross multiply
    53,705,821.40x = 80,558,732.10 × 15,368,586.20
  4. Step 4: Simplify right side
    53,705,821.40x = 1,238,073,818,441,556.75
  5. Step 5: Solve for x
    x = 1,238,073,818,441,556.75/53,705,821.40
  6. Step 6: Final answer
    x = 23,052,879.30

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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.