Home / 18,532,057.55-25,574,195.15-10,159,412.36

Finding the Fourth Proportional to 18,532,057.55, 25,574,195.15 and 10,159,412.36

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Solution

The fourth proportional to 18,532,057.55, 25,574,195.15 and 10,159,412.36 is: 14,019,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,057.55 : 25,574,195.15 = 10,159,412.36 : x
  2. Step 2: Convert to fraction form
    18,532,057.55/25,574,195.15 = 10,159,412.36/x
  3. Step 3: Cross multiply
    18,532,057.55x = 25,574,195.15 × 10,159,412.36
  4. Step 4: Simplify right side
    18,532,057.55x = 259,818,794,342,499.03
  5. Step 5: Solve for x
    x = 259,818,794,342,499.03/18,532,057.55
  6. Step 6: Final answer
    x = 14,019,964.79

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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.