Home / 25,152,343.20-37,728,514.80-18,775,051.20

Finding the Fourth Proportional to 25,152,343.20, 37,728,514.80 and 18,775,051.20

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Solution

The fourth proportional to 25,152,343.20, 37,728,514.80 and 18,775,051.20 is: 28,162,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152,343.20 : 37,728,514.80 = 18,775,051.20 : x
  2. Step 2: Convert to fraction form
    25,152,343.20/37,728,514.80 = 18,775,051.20/x
  3. Step 3: Cross multiply
    25,152,343.20x = 37,728,514.80 × 18,775,051.20
  4. Step 4: Simplify right side
    25,152,343.20x = 708,354,797,069,957.62
  5. Step 5: Solve for x
    x = 708,354,797,069,957.62/25,152,343.20
  6. Step 6: Final answer
    x = 28,162,576.80

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Similar ratio
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1.5x scale

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.