Home / 18,057,033.60-27,069,606.90-13,816,134.42

Finding the Fourth Proportional to 18,057,033.60, 27,069,606.90 and 13,816,134.42

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Solution

The fourth proportional to 18,057,033.60, 27,069,606.90 and 13,816,134.42 is: 20,712,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057,033.60 : 27,069,606.90 = 13,816,134.42 : x
  2. Step 2: Convert to fraction form
    18,057,033.60/27,069,606.90 = 13,816,134.42/x
  3. Step 3: Cross multiply
    18,057,033.60x = 27,069,606.90 × 13,816,134.42
  4. Step 4: Simplify right side
    18,057,033.60x = 373,997,327,626,959.50
  5. Step 5: Solve for x
    x = 373,997,327,626,959.50/18,057,033.60
  6. Step 6: Final answer
    x = 20,712,002.64

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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.