Home / 14,566,970.40-20,102,420.64-8,040,601.60

Finding the Fourth Proportional to 14,566,970.40, 20,102,420.64 and 8,040,601.60

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Solution

The fourth proportional to 14,566,970.40, 20,102,420.64 and 8,040,601.60 is: 11,096,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566,970.40 : 20,102,420.64 = 8,040,601.60 : x
  2. Step 2: Convert to fraction form
    14,566,970.40/20,102,420.64 = 8,040,601.60/x
  3. Step 3: Cross multiply
    14,566,970.40x = 20,102,420.64 × 8,040,601.60
  4. Step 4: Simplify right side
    14,566,970.40x = 161,635,555,561,857.03
  5. Step 5: Solve for x
    x = 161,635,555,561,857.03/14,566,970.40
  6. Step 6: Final answer
    x = 11,096,031.03

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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.