Home / 8,447,421.22-12,674,898.33-3,896,021.50

Finding the Fourth Proportional to 8,447,421.22, 12,674,898.33 and 3,896,021.50

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Solution

The fourth proportional to 8,447,421.22, 12,674,898.33 and 3,896,021.50 is: 5,845,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,421.22 : 12,674,898.33 = 3,896,021.50 : x
  2. Step 2: Convert to fraction form
    8,447,421.22/12,674,898.33 = 3,896,021.50/x
  3. Step 3: Cross multiply
    8,447,421.22x = 12,674,898.33 × 3,896,021.50
  4. Step 4: Simplify right side
    8,447,421.22x = 49,381,676,403,994.09
  5. Step 5: Solve for x
    x = 49,381,676,403,994.09/8,447,421.22
  6. Step 6: Final answer
    x = 5,845,769.39

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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.