Home / 13,053,032.20-19,579,548.30-8,266,126.60

Finding the Fourth Proportional to 13,053,032.20, 19,579,548.30 and 8,266,126.60

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Solution

The fourth proportional to 13,053,032.20, 19,579,548.30 and 8,266,126.60 is: 12,399,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,032.20 : 19,579,548.30 = 8,266,126.60 : x
  2. Step 2: Convert to fraction form
    13,053,032.20/19,579,548.30 = 8,266,126.60/x
  3. Step 3: Cross multiply
    13,053,032.20x = 19,579,548.30 × 8,266,126.60
  4. Step 4: Simplify right side
    13,053,032.20x = 161,847,025,018,614.78
  5. Step 5: Solve for x
    x = 161,847,025,018,614.78/13,053,032.20
  6. Step 6: Final answer
    x = 12,399,189.90

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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.