Home / 14,253,071.12-19,668,391.08-8,452,399.76

Finding the Fourth Proportional to 14,253,071.12, 19,668,391.08 and 8,452,399.76

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Solution

The fourth proportional to 14,253,071.12, 19,668,391.08 and 8,452,399.76 is: 11,663,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253,071.12 : 19,668,391.08 = 8,452,399.76 : x
  2. Step 2: Convert to fraction form
    14,253,071.12/19,668,391.08 = 8,452,399.76/x
  3. Step 3: Cross multiply
    14,253,071.12x = 19,668,391.08 × 8,452,399.76
  4. Step 4: Simplify right side
    14,253,071.12x = 166,245,104,044,178.12
  5. Step 5: Solve for x
    x = 166,245,104,044,178.12/14,253,071.12
  6. Step 6: Final answer
    x = 11,663,809.34

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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.