Home / 8,543,321.40-12,814,982.10-3,492,953.40

Finding the Fourth Proportional to 8,543,321.40, 12,814,982.10 and 3,492,953.40

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Solution

The fourth proportional to 8,543,321.40, 12,814,982.10 and 3,492,953.40 is: 5,239,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,321.40 : 12,814,982.10 = 3,492,953.40 : x
  2. Step 2: Convert to fraction form
    8,543,321.40/12,814,982.10 = 3,492,953.40/x
  3. Step 3: Cross multiply
    8,543,321.40x = 12,814,982.10 × 3,492,953.40
  4. Step 4: Simplify right side
    8,543,321.40x = 44,762,135,297,134.14
  5. Step 5: Solve for x
    x = 44,762,135,297,134.14/8,543,321.40
  6. Step 6: Final answer
    x = 5,239,430.10

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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.