Home / 14,581,481.96-20,123,056.47-8,386,530.39

Finding the Fourth Proportional to 14,581,481.96, 20,123,056.47 and 8,386,530.39

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Solution

The fourth proportional to 14,581,481.96, 20,123,056.47 and 8,386,530.39 is: 11,573,763.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581,481.96 : 20,123,056.47 = 8,386,530.39 : x
  2. Step 2: Convert to fraction form
    14,581,481.96/20,123,056.47 = 8,386,530.39/x
  3. Step 3: Cross multiply
    14,581,481.96x = 20,123,056.47 × 8,386,530.39
  4. Step 4: Simplify right side
    14,581,481.96x = 168,762,624,625,341.09
  5. Step 5: Solve for x
    x = 168,762,624,625,341.09/14,581,481.96
  6. Step 6: Final answer
    x = 11,573,763.57

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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.