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Finding the Fourth Proportional to 34,335,274.80, 51,502,912.20 and 11,616,913.20

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Solution

The fourth proportional to 34,335,274.80, 51,502,912.20 and 11,616,913.20 is: 17,425,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,335,274.80 : 51,502,912.20 = 11,616,913.20 : x
  2. Step 2: Convert to fraction form
    34,335,274.80/51,502,912.20 = 11,616,913.20/x
  3. Step 3: Cross multiply
    34,335,274.80x = 51,502,912.20 × 11,616,913.20
  4. Step 4: Simplify right side
    34,335,274.80x = 598,304,860,574,621
  5. Step 5: Solve for x
    x = 598,304,860,574,621/34,335,274.80
  6. Step 6: Final answer
    x = 17,425,369.80

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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.