Home / 14,538,533.76-20,064,121.26-8,345,585.41

Finding the Fourth Proportional to 14,538,533.76, 20,064,121.26 and 8,345,585.41

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Solution

The fourth proportional to 14,538,533.76, 20,064,121.26 and 8,345,585.41 is: 11,517,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538,533.76 : 20,064,121.26 = 8,345,585.41 : x
  2. Step 2: Convert to fraction form
    14,538,533.76/20,064,121.26 = 8,345,585.41/x
  3. Step 3: Cross multiply
    14,538,533.76x = 20,064,121.26 × 8,345,585.41
  4. Step 4: Simplify right side
    14,538,533.76x = 167,446,837,651,926.84
  5. Step 5: Solve for x
    x = 167,446,837,651,926.84/14,538,533.76
  6. Step 6: Final answer
    x = 11,517,450.14

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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.