Home / 13,199,614.20-19,775,801.70-11,168,328.60

Finding the Fourth Proportional to 13,199,614.20, 19,775,801.70 and 11,168,328.60

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Solution

The fourth proportional to 13,199,614.20, 19,775,801.70 and 11,168,328.60 is: 16,732,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199,614.20 : 19,775,801.70 = 11,168,328.60 : x
  2. Step 2: Convert to fraction form
    13,199,614.20/19,775,801.70 = 11,168,328.60/x
  3. Step 3: Cross multiply
    13,199,614.20x = 19,775,801.70 × 11,168,328.60
  4. Step 4: Simplify right side
    13,199,614.20x = 220,862,651,714,038.59
  5. Step 5: Solve for x
    x = 220,862,651,714,038.59/13,199,614.20
  6. Step 6: Final answer
    x = 16,732,508.11

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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.