Home / 18,135,597.26-25,000,685.03-13,777,116.76

Finding the Fourth Proportional to 18,135,597.26, 25,000,685.03 and 13,777,116.76

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Solution

The fourth proportional to 18,135,597.26, 25,000,685.03 and 13,777,116.76 is: 18,992,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,597.26 : 25,000,685.03 = 13,777,116.76 : x
  2. Step 2: Convert to fraction form
    18,135,597.26/25,000,685.03 = 13,777,116.76/x
  3. Step 3: Cross multiply
    18,135,597.26x = 25,000,685.03 × 13,777,116.76
  4. Step 4: Simplify right side
    18,135,597.26x = 344,437,356,803,987.75
  5. Step 5: Solve for x
    x = 344,437,356,803,987.75/18,135,597.26
  6. Step 6: Final answer
    x = 18,992,336.00

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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.