Home / 8,434,108.81-12,651,164.88-3,042,757.45

Finding the Fourth Proportional to 8,434,108.81, 12,651,164.88 and 3,042,757.45

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Solution

The fourth proportional to 8,434,108.81, 12,651,164.88 and 3,042,757.45 is: 4,564,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434,108.81 : 12,651,164.88 = 3,042,757.45 : x
  2. Step 2: Convert to fraction form
    8,434,108.81/12,651,164.88 = 3,042,757.45/x
  3. Step 3: Cross multiply
    8,434,108.81x = 12,651,164.88 × 3,042,757.45
  4. Step 4: Simplify right side
    8,434,108.81x = 38,494,426,189,798.36
  5. Step 5: Solve for x
    x = 38,494,426,189,798.36/8,434,108.81
  6. Step 6: Final answer
    x = 4,564,136.78

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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.