Home / 11,286,007.70-16,929,011.55-7,884,785.30

Finding the Fourth Proportional to 11,286,007.70, 16,929,011.55 and 7,884,785.30

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Solution

The fourth proportional to 11,286,007.70, 16,929,011.55 and 7,884,785.30 is: 11,827,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286,007.70 : 16,929,011.55 = 7,884,785.30 : x
  2. Step 2: Convert to fraction form
    11,286,007.70/16,929,011.55 = 7,884,785.30/x
  3. Step 3: Cross multiply
    11,286,007.70x = 16,929,011.55 × 7,884,785.30
  4. Step 4: Simplify right side
    11,286,007.70x = 133,481,621,412,970.22
  5. Step 5: Solve for x
    x = 133,481,621,412,970.22/11,286,007.70
  6. Step 6: Final answer
    x = 11,827,177.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.