Home / 8,529,882.40-12,769,940.40-8,281,050.40

Finding the Fourth Proportional to 8,529,882.40, 12,769,940.40 and 8,281,050.40

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Solution

The fourth proportional to 8,529,882.40, 12,769,940.40 and 8,281,050.40 is: 12,397,418.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529,882.40 : 12,769,940.40 = 8,281,050.40 : x
  2. Step 2: Convert to fraction form
    8,529,882.40/12,769,940.40 = 8,281,050.40/x
  3. Step 3: Cross multiply
    8,529,882.40x = 12,769,940.40 × 8,281,050.40
  4. Step 4: Simplify right side
    8,529,882.40x = 105,748,520,057,396.17
  5. Step 5: Solve for x
    x = 105,748,520,057,396.17/8,529,882.40
  6. Step 6: Final answer
    x = 12,397,418.29

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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.