Home / 10,280,930.96-14,187,514.92-5,634,680.24

Finding the Fourth Proportional to 10,280,930.96, 14,187,514.92 and 5,634,680.24

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Solution

The fourth proportional to 10,280,930.96, 14,187,514.92 and 5,634,680.24 is: 7,775,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280,930.96 : 14,187,514.92 = 5,634,680.24 : x
  2. Step 2: Convert to fraction form
    10,280,930.96/14,187,514.92 = 5,634,680.24/x
  3. Step 3: Cross multiply
    10,280,930.96x = 14,187,514.92 × 5,634,680.24
  4. Step 4: Simplify right side
    10,280,930.96x = 79,942,109,974,429.19
  5. Step 5: Solve for x
    x = 79,942,109,974,429.19/10,280,930.96
  6. Step 6: Final answer
    x = 7,775,765.67

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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.