Home / 21,602,366.29-32,323,833.25-12,971,722.94

Finding the Fourth Proportional to 21,602,366.29, 32,323,833.25 and 12,971,722.94

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Solution

The fourth proportional to 21,602,366.29, 32,323,833.25 and 12,971,722.94 is: 19,409,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,602,366.29 : 32,323,833.25 = 12,971,722.94 : x
  2. Step 2: Convert to fraction form
    21,602,366.29/32,323,833.25 = 12,971,722.94/x
  3. Step 3: Cross multiply
    21,602,366.29x = 32,323,833.25 × 12,971,722.94
  4. Step 4: Simplify right side
    21,602,366.29x = 419,295,809,083,711.25
  5. Step 5: Solve for x
    x = 419,295,809,083,711.25/21,602,366.29
  6. Step 6: Final answer
    x = 19,409,716.67

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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.