Home / 21,549,422.02-29,738,829.42-11,760,497.16

Finding the Fourth Proportional to 21,549,422.02, 29,738,829.42 and 11,760,497.16

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Solution

The fourth proportional to 21,549,422.02, 29,738,829.42 and 11,760,497.16 is: 16,229,828.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,549,422.02 : 29,738,829.42 = 11,760,497.16 : x
  2. Step 2: Convert to fraction form
    21,549,422.02/29,738,829.42 = 11,760,497.16/x
  3. Step 3: Cross multiply
    21,549,422.02x = 29,738,829.42 × 11,760,497.16
  4. Step 4: Simplify right side
    21,549,422.02x = 349,743,418,916,499.69
  5. Step 5: Solve for x
    x = 349,743,418,916,499.69/21,549,422.02
  6. Step 6: Final answer
    x = 16,229,828.28

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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.