Home / 21,052,063.42-29,048,755.51-11,758,488.32

Finding the Fourth Proportional to 21,052,063.42, 29,048,755.51 and 11,758,488.32

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Solution

The fourth proportional to 21,052,063.42, 29,048,755.51 and 11,758,488.32 is: 16,224,986.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052,063.42 : 29,048,755.51 = 11,758,488.32 : x
  2. Step 2: Convert to fraction form
    21,052,063.42/29,048,755.51 = 11,758,488.32/x
  3. Step 3: Cross multiply
    21,052,063.42x = 29,048,755.51 × 11,758,488.32
  4. Step 4: Simplify right side
    21,052,063.42x = 341,569,452,462,190.62
  5. Step 5: Solve for x
    x = 341,569,452,462,190.62/21,052,063.42
  6. Step 6: Final answer
    x = 16,224,986.87

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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.