Home / 21,339,589.60-29,448,631.36-11,550,032

Finding the Fourth Proportional to 21,339,589.60, 29,448,631.36 and 11,550,032

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Solution

The fourth proportional to 21,339,589.60, 29,448,631.36 and 11,550,032 is: 15,939,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339,589.60 : 29,448,631.36 = 11,550,032 : x
  2. Step 2: Convert to fraction form
    21,339,589.60/29,448,631.36 = 11,550,032/x
  3. Step 3: Cross multiply
    21,339,589.60x = 29,448,631.36 × 11,550,032
  4. Step 4: Simplify right side
    21,339,589.60x = 340,132,634,564,203.50
  5. Step 5: Solve for x
    x = 340,132,634,564,203.50/21,339,589.60
  6. Step 6: Final answer
    x = 15,939,042.92

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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.