Home / 18,992,039.76-26,210,300.76-10,729,236.24

Finding the Fourth Proportional to 18,992,039.76, 26,210,300.76 and 10,729,236.24

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Solution

The fourth proportional to 18,992,039.76, 26,210,300.76 and 10,729,236.24 is: 14,807,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992,039.76 : 26,210,300.76 = 10,729,236.24 : x
  2. Step 2: Convert to fraction form
    18,992,039.76/26,210,300.76 = 10,729,236.24/x
  3. Step 3: Cross multiply
    18,992,039.76x = 26,210,300.76 × 10,729,236.24
  4. Step 4: Simplify right side
    18,992,039.76x = 281,216,508,775,491.56
  5. Step 5: Solve for x
    x = 281,216,508,775,491.56/18,992,039.76
  6. Step 6: Final answer
    x = 14,807,072.45

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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.