Home / 8,293,802.40-12,439,819.20-2,902,555.80

Finding the Fourth Proportional to 8,293,802.40, 12,439,819.20 and 2,902,555.80

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Solution

The fourth proportional to 8,293,802.40, 12,439,819.20 and 2,902,555.80 is: 4,353,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293,802.40 : 12,439,819.20 = 2,902,555.80 : x
  2. Step 2: Convert to fraction form
    8,293,802.40/12,439,819.20 = 2,902,555.80/x
  3. Step 3: Cross multiply
    8,293,802.40x = 12,439,819.20 × 2,902,555.80
  4. Step 4: Simplify right side
    8,293,802.40x = 36,107,269,369,911.36
  5. Step 5: Solve for x
    x = 36,107,269,369,911.36/8,293,802.40
  6. Step 6: Final answer
    x = 4,353,524.19

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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.