Home / 8,443,346.70-12,664,048.05-2,459,714.70

Finding the Fourth Proportional to 8,443,346.70, 12,664,048.05 and 2,459,714.70

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Solution

The fourth proportional to 8,443,346.70, 12,664,048.05 and 2,459,714.70 is: 3,689,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443,346.70 : 12,664,048.05 = 2,459,714.70 : x
  2. Step 2: Convert to fraction form
    8,443,346.70/12,664,048.05 = 2,459,714.70/x
  3. Step 3: Cross multiply
    8,443,346.70x = 12,664,048.05 × 2,459,714.70
  4. Step 4: Simplify right side
    8,443,346.70x = 31,149,945,150,091.34
  5. Step 5: Solve for x
    x = 31,149,945,150,091.34/8,443,346.70
  6. Step 6: Final answer
    x = 3,689,288.89

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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.