Home / 21,336,334.52-29,444,235.54-11,546,780.20

Finding the Fourth Proportional to 21,336,334.52, 29,444,235.54 and 11,546,780.20

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Solution

The fourth proportional to 21,336,334.52, 29,444,235.54 and 11,546,780.20 is: 15,934,607.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336,334.52 : 29,444,235.54 = 11,546,780.20 : x
  2. Step 2: Convert to fraction form
    21,336,334.52/29,444,235.54 = 11,546,780.20/x
  3. Step 3: Cross multiply
    21,336,334.52x = 29,444,235.54 × 11,546,780.20
  4. Step 4: Simplify right side
    21,336,334.52x = 339,986,115,937,408.25
  5. Step 5: Solve for x
    x = 339,986,115,937,408.25/21,336,334.52
  6. Step 6: Final answer
    x = 15,934,607.49

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1.5x scale

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.