Home / 21,304,402.80-31,956,604.20-9,360,466.80

Finding the Fourth Proportional to 21,304,402.80, 31,956,604.20 and 9,360,466.80

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Solution

The fourth proportional to 21,304,402.80, 31,956,604.20 and 9,360,466.80 is: 14,040,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,304,402.80 : 31,956,604.20 = 9,360,466.80 : x
  2. Step 2: Convert to fraction form
    21,304,402.80/31,956,604.20 = 9,360,466.80/x
  3. Step 3: Cross multiply
    21,304,402.80x = 31,956,604.20 × 9,360,466.80
  4. Step 4: Simplify right side
    21,304,402.80x = 299,128,732,654,840.56
  5. Step 5: Solve for x
    x = 299,128,732,654,840.56/21,304,402.80
  6. Step 6: Final answer
    x = 14,040,700.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.