Home / 9,962,996.60-14,913,002.10-7,128,644.60

Finding the Fourth Proportional to 9,962,996.60, 14,913,002.10 and 7,128,644.60

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Solution

The fourth proportional to 9,962,996.60, 14,913,002.10 and 7,128,644.60 is: 10,670,433.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962,996.60 : 14,913,002.10 = 7,128,644.60 : x
  2. Step 2: Convert to fraction form
    9,962,996.60/14,913,002.10 = 7,128,644.60/x
  3. Step 3: Cross multiply
    9,962,996.60x = 14,913,002.10 × 7,128,644.60
  4. Step 4: Simplify right side
    9,962,996.60x = 106,309,491,889,953.66
  5. Step 5: Solve for x
    x = 106,309,491,889,953.66/9,962,996.60
  6. Step 6: Final answer
    x = 10,670,433.42

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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.