Home / 7,762,002.60-11,663,999.10-6,838,213.80

Finding the Fourth Proportional to 7,762,002.60, 11,663,999.10 and 6,838,213.80

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Solution

The fourth proportional to 7,762,002.60, 11,663,999.10 and 6,838,213.80 is: 10,275,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762,002.60 : 11,663,999.10 = 6,838,213.80 : x
  2. Step 2: Convert to fraction form
    7,762,002.60/11,663,999.10 = 6,838,213.80/x
  3. Step 3: Cross multiply
    7,762,002.60x = 11,663,999.10 × 6,838,213.80
  4. Step 4: Simplify right side
    7,762,002.60x = 79,760,919,608,807.58
  5. Step 5: Solve for x
    x = 79,760,919,608,807.58/7,762,002.60
  6. Step 6: Final answer
    x = 10,275,817.17

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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.