Home / 21,348,954.20-29,461,602.48-11,559,514.52

Finding the Fourth Proportional to 21,348,954.20, 29,461,602.48 and 11,559,514.52

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Solution

The fourth proportional to 21,348,954.20, 29,461,602.48 and 11,559,514.52 is: 15,952,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348,954.20 : 29,461,602.48 = 11,559,514.52 : x
  2. Step 2: Convert to fraction form
    21,348,954.20/29,461,602.48 = 11,559,514.52/x
  3. Step 3: Cross multiply
    21,348,954.20x = 29,461,602.48 × 11,559,514.52
  4. Step 4: Simplify right side
    21,348,954.20x = 340,561,821,650,028
  5. Step 5: Solve for x
    x = 340,561,821,650,028/21,348,954.20
  6. Step 6: Final answer
    x = 15,952,154.77

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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.