Home / 21,443,802.51-29,592,676.02-11,654,247.21

Finding the Fourth Proportional to 21,443,802.51, 29,592,676.02 and 11,654,247.21

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Solution

The fourth proportional to 21,443,802.51, 29,592,676.02 and 11,654,247.21 is: 16,082,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,443,802.51 : 29,592,676.02 = 11,654,247.21 : x
  2. Step 2: Convert to fraction form
    21,443,802.51/29,592,676.02 = 11,654,247.21/x
  3. Step 3: Cross multiply
    21,443,802.51x = 29,592,676.02 × 11,654,247.21
  4. Step 4: Simplify right side
    21,443,802.51x = 344,880,361,942,518.94
  5. Step 5: Solve for x
    x = 344,880,361,942,518.94/21,443,802.51
  6. Step 6: Final answer
    x = 16,082,985.37

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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.