Home / 8,436,030.82-12,674,233.65-5,409,326.68

Finding the Fourth Proportional to 8,436,030.82, 12,674,233.65 and 5,409,326.68

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Solution

The fourth proportional to 8,436,030.82, 12,674,233.65 and 5,409,326.68 is: 8,126,934.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,030.82 : 12,674,233.65 = 5,409,326.68 : x
  2. Step 2: Convert to fraction form
    8,436,030.82/12,674,233.65 = 5,409,326.68/x
  3. Step 3: Cross multiply
    8,436,030.82x = 12,674,233.65 × 5,409,326.68
  4. Step 4: Simplify right side
    8,436,030.82x = 68,559,070,231,498.78
  5. Step 5: Solve for x
    x = 68,559,070,231,498.78/8,436,030.82
  6. Step 6: Final answer
    x = 8,126,934.54

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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.