Home / 12,310,561.56-16,993,315.98-11,019,123.48

Finding the Fourth Proportional to 12,310,561.56, 16,993,315.98 and 11,019,123.48

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Solution

The fourth proportional to 12,310,561.56, 16,993,315.98 and 11,019,123.48 is: 15,210,634.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,561.56 : 16,993,315.98 = 11,019,123.48 : x
  2. Step 2: Convert to fraction form
    12,310,561.56/16,993,315.98 = 11,019,123.48/x
  3. Step 3: Cross multiply
    12,310,561.56x = 16,993,315.98 × 11,019,123.48
  4. Step 4: Simplify right side
    12,310,561.56x = 187,251,447,118,277.22
  5. Step 5: Solve for x
    x = 187,251,447,118,277.22/12,310,561.56
  6. Step 6: Final answer
    x = 15,210,634.07

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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.