Home / 20,235,443.00-27,934,030.82-12,903,131.84

Finding the Fourth Proportional to 20,235,443.00, 27,934,030.82 and 12,903,131.84

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Solution

The fourth proportional to 20,235,443.00, 27,934,030.82 and 12,903,131.84 is: 17,812,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235,443.00 : 27,934,030.82 = 12,903,131.84 : x
  2. Step 2: Convert to fraction form
    20,235,443.00/27,934,030.82 = 12,903,131.84/x
  3. Step 3: Cross multiply
    20,235,443.00x = 27,934,030.82 × 12,903,131.84
  4. Step 4: Simplify right side
    20,235,443.00x = 360,436,482,498,402.75
  5. Step 5: Solve for x
    x = 360,436,482,498,402.75/20,235,443.00
  6. Step 6: Final answer
    x = 17,812,136.97

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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.