Home / 13,631,498.34-18,811,164.96-7,519,925.22

Finding the Fourth Proportional to 13,631,498.34, 18,811,164.96 and 7,519,925.22

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Solution

The fourth proportional to 13,631,498.34, 18,811,164.96 and 7,519,925.22 is: 10,377,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,631,498.34 : 18,811,164.96 = 7,519,925.22 : x
  2. Step 2: Convert to fraction form
    13,631,498.34/18,811,164.96 = 7,519,925.22/x
  3. Step 3: Cross multiply
    13,631,498.34x = 18,811,164.96 × 7,519,925.22
  4. Step 4: Simplify right side
    13,631,498.34x = 141,458,553,800,284.28
  5. Step 5: Solve for x
    x = 141,458,553,800,284.28/13,631,498.34
  6. Step 6: Final answer
    x = 10,377,329.79

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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.