Home / 18,521,060.24-25,554,446.52-10,682,968.88

Finding the Fourth Proportional to 18,521,060.24, 25,554,446.52 and 10,682,968.88

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Solution

The fourth proportional to 18,521,060.24, 25,554,446.52 and 10,682,968.88 is: 14,739,834.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,060.24 : 25,554,446.52 = 10,682,968.88 : x
  2. Step 2: Convert to fraction form
    18,521,060.24/25,554,446.52 = 10,682,968.88/x
  3. Step 3: Cross multiply
    18,521,060.24x = 25,554,446.52 × 10,682,968.88
  4. Step 4: Simplify right side
    18,521,060.24x = 272,997,356,918,784.31
  5. Step 5: Solve for x
    x = 272,997,356,918,784.31/18,521,060.24
  6. Step 6: Final answer
    x = 14,739,834.19

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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.