Home / 25,254,776.96-37,882,515.36-8,215,539.20

Finding the Fourth Proportional to 25,254,776.96, 37,882,515.36 and 8,215,539.20

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Solution

The fourth proportional to 25,254,776.96, 37,882,515.36 and 8,215,539.20 is: 12,323,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,254,776.96 : 37,882,515.36 = 8,215,539.20 : x
  2. Step 2: Convert to fraction form
    25,254,776.96/37,882,515.36 = 8,215,539.20/x
  3. Step 3: Cross multiply
    25,254,776.96x = 37,882,515.36 × 8,215,539.20
  4. Step 4: Simplify right side
    25,254,776.96x = 311,225,289,934,682.12
  5. Step 5: Solve for x
    x = 311,225,289,934,682.12/25,254,776.96
  6. Step 6: Final answer
    x = 12,323,422.63

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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.