Home / 43,489,521.10-65,234,300.12-12,784,102.61

Finding the Fourth Proportional to 43,489,521.10, 65,234,300.12 and 12,784,102.61

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Solution

The fourth proportional to 43,489,521.10, 65,234,300.12 and 12,784,102.61 is: 19,176,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,489,521.10 : 65,234,300.12 = 12,784,102.61 : x
  2. Step 2: Convert to fraction form
    43,489,521.10/65,234,300.12 = 12,784,102.61/x
  3. Step 3: Cross multiply
    43,489,521.10x = 65,234,300.12 × 12,784,102.61
  4. Step 4: Simplify right side
    43,489,521.10x = 833,961,986,099,443.75
  5. Step 5: Solve for x
    x = 833,961,986,099,443.75/43,489,521.10
  6. Step 6: Final answer
    x = 19,176,159.34

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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.