Home / 18,521,059.24-25,554,445.14-10,682,967.88

Finding the Fourth Proportional to 18,521,059.24, 25,554,445.14 and 10,682,967.88

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Solution

The fourth proportional to 18,521,059.24, 25,554,445.14 and 10,682,967.88 is: 14,739,832.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,059.24 : 25,554,445.14 = 10,682,967.88 : x
  2. Step 2: Convert to fraction form
    18,521,059.24/25,554,445.14 = 10,682,967.88/x
  3. Step 3: Cross multiply
    18,521,059.24x = 25,554,445.14 × 10,682,967.88
  4. Step 4: Simplify right side
    18,521,059.24x = 272,997,316,621,842.12
  5. Step 5: Solve for x
    x = 272,997,316,621,842.12/18,521,059.24
  6. Step 6: Final answer
    x = 14,739,832.81

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1.5x scale

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.