Home / 21,052,063.98-29,048,756.29-11,758,488.89

Finding the Fourth Proportional to 21,052,063.98, 29,048,756.29 and 11,758,488.89

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Solution

The fourth proportional to 21,052,063.98, 29,048,756.29 and 11,758,488.89 is: 16,224,987.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052,063.98 : 29,048,756.29 = 11,758,488.89 : x
  2. Step 2: Convert to fraction form
    21,052,063.98/29,048,756.29 = 11,758,488.89/x
  3. Step 3: Cross multiply
    21,052,063.98x = 29,048,756.29 × 11,758,488.89
  4. Step 4: Simplify right side
    21,052,063.98x = 341,569,477,929,642.62
  5. Step 5: Solve for x
    x = 341,569,477,929,642.62/21,052,063.98
  6. Step 6: Final answer
    x = 16,224,987.64

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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.