Home / 18,536,110.80-27,822,828.60-8,959,189.20

Finding the Fourth Proportional to 18,536,110.80, 27,822,828.60 and 8,959,189.20

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Solution

The fourth proportional to 18,536,110.80, 27,822,828.60 and 8,959,189.20 is: 13,447,804.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,110.80 : 27,822,828.60 = 8,959,189.20 : x
  2. Step 2: Convert to fraction form
    18,536,110.80/27,822,828.60 = 8,959,189.20/x
  3. Step 3: Cross multiply
    18,536,110.80x = 27,822,828.60 × 8,959,189.20
  4. Step 4: Simplify right side
    18,536,110.80x = 249,269,985,506,571.12
  5. Step 5: Solve for x
    x = 249,269,985,506,571.12/18,536,110.80
  6. Step 6: Final answer
    x = 13,447,804.03

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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.