Home / 23,133,748.32-31,923,874.94-12,679,537.05

Finding the Fourth Proportional to 23,133,748.32, 31,923,874.94 and 12,679,537.05

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Solution

The fourth proportional to 23,133,748.32, 31,923,874.94 and 12,679,537.05 is: 17,497,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,133,748.32 : 31,923,874.94 = 12,679,537.05 : x
  2. Step 2: Convert to fraction form
    23,133,748.32/31,923,874.94 = 12,679,537.05/x
  3. Step 3: Cross multiply
    23,133,748.32x = 31,923,874.94 × 12,679,537.05
  4. Step 4: Simplify right side
    23,133,748.32x = 404,779,955,017,898.88
  5. Step 5: Solve for x
    x = 404,779,955,017,898.88/23,133,748.32
  6. Step 6: Final answer
    x = 17,497,378.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.