Home / 14,808,971.42-20,436,262.89-8,282,595.73

Finding the Fourth Proportional to 14,808,971.42, 20,436,262.89 and 8,282,595.73

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Solution

The fourth proportional to 14,808,971.42, 20,436,262.89 and 8,282,595.73 is: 11,429,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808,971.42 : 20,436,262.89 = 8,282,595.73 : x
  2. Step 2: Convert to fraction form
    14,808,971.42/20,436,262.89 = 8,282,595.73/x
  3. Step 3: Cross multiply
    14,808,971.42x = 20,436,262.89 × 8,282,595.73
  4. Step 4: Simplify right side
    14,808,971.42x = 169,265,303,749,871.47
  5. Step 5: Solve for x
    x = 169,265,303,749,871.47/14,808,971.42
  6. Step 6: Final answer
    x = 11,429,916.30

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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.