Home / 10,422,514.31-14,383,643.30-5,776,202.63

Finding the Fourth Proportional to 10,422,514.31, 14,383,643.30 and 5,776,202.63

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Solution

The fourth proportional to 10,422,514.31, 14,383,643.30 and 5,776,202.63 is: 7,971,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,514.31 : 14,383,643.30 = 5,776,202.63 : x
  2. Step 2: Convert to fraction form
    10,422,514.31/14,383,643.30 = 5,776,202.63/x
  3. Step 3: Cross multiply
    10,422,514.31x = 14,383,643.30 × 5,776,202.63
  4. Step 4: Simplify right side
    10,422,514.31x = 83,082,838,157,642.66
  5. Step 5: Solve for x
    x = 83,082,838,157,642.66/10,422,514.31
  6. Step 6: Final answer
    x = 7,971,477.49

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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.