Home / 21,548,596.70-29,737,697.15-11,759,674.62

Finding the Fourth Proportional to 21,548,596.70, 29,737,697.15 and 11,759,674.62

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Solution

The fourth proportional to 21,548,596.70, 29,737,697.15 and 11,759,674.62 is: 16,228,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,596.70 : 29,737,697.15 = 11,759,674.62 : x
  2. Step 2: Convert to fraction form
    21,548,596.70/29,737,697.15 = 11,759,674.62/x
  3. Step 3: Cross multiply
    21,548,596.70x = 29,737,697.15 × 11,759,674.62
  4. Step 4: Simplify right side
    21,548,596.70x = 349,705,642,432,101.31
  5. Step 5: Solve for x
    x = 349,705,642,432,101.31/21,548,596.70
  6. Step 6: Final answer
    x = 16,228,696.81

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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.