Home / 14,473,322.70-19,973,836.83-8,671,979.88

Finding the Fourth Proportional to 14,473,322.70, 19,973,836.83 and 8,671,979.88

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Solution

The fourth proportional to 14,473,322.70, 19,973,836.83 and 8,671,979.88 is: 11,967,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473,322.70 : 19,973,836.83 = 8,671,979.88 : x
  2. Step 2: Convert to fraction form
    14,473,322.70/19,973,836.83 = 8,671,979.88/x
  3. Step 3: Cross multiply
    14,473,322.70x = 19,973,836.83 × 8,671,979.88
  4. Step 4: Simplify right side
    14,473,322.70x = 173,212,711,099,903.03
  5. Step 5: Solve for x
    x = 173,212,711,099,903.03/14,473,322.70
  6. Step 6: Final answer
    x = 11,967,722.60

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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.