Home / 21,504,692,042.46-29,676,369,013.29-12,474,276,509.34

Finding the Fourth Proportional to 21,504,692,042.46, 29,676,369,013.29 and 12,474,276,509.34

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Solution

The fourth proportional to 21,504,692,042.46, 29,676,369,013.29 and 12,474,276,509.34 is: 17,214,440,092.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,692,042.46 : 29,676,369,013.29 = 12,474,276,509.34 : x
  2. Step 2: Convert to fraction form
    21,504,692,042.46/29,676,369,013.29 = 12,474,276,509.34/x
  3. Step 3: Cross multiply
    21,504,692,042.46x = 29,676,369,013.29 × 12,474,276,509.34
  4. Step 4: Simplify right side
    21,504,692,042.46x = 370,191,232,864,988,954,624
  5. Step 5: Solve for x
    x = 370,191,232,864,988,954,624/21,504,692,042.46
  6. Step 6: Final answer
    x = 17,214,440,092.15

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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.