Home / 14,832,247.40-20,467,509.09-8,216,387.87

Finding the Fourth Proportional to 14,832,247.40, 20,467,509.09 and 8,216,387.87

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Solution

The fourth proportional to 14,832,247.40, 20,467,509.09 and 8,216,387.87 is: 11,338,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,832,247.40 : 20,467,509.09 = 8,216,387.87 : x
  2. Step 2: Convert to fraction form
    14,832,247.40/20,467,509.09 = 8,216,387.87/x
  3. Step 3: Cross multiply
    14,832,247.40x = 20,467,509.09 × 8,216,387.87
  4. Step 4: Simplify right side
    14,832,247.40x = 168,168,993,313,853.19
  5. Step 5: Solve for x
    x = 168,168,993,313,853.19/14,832,247.40
  6. Step 6: Final answer
    x = 11,338,065.56

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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.