Home / 31,536,018.80-47,304,028.20-11,338,636.40

Finding the Fourth Proportional to 31,536,018.80, 47,304,028.20 and 11,338,636.40

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Solution

The fourth proportional to 31,536,018.80, 47,304,028.20 and 11,338,636.40 is: 17,007,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,018.80 : 47,304,028.20 = 11,338,636.40 : x
  2. Step 2: Convert to fraction form
    31,536,018.80/47,304,028.20 = 11,338,636.40/x
  3. Step 3: Cross multiply
    31,536,018.80x = 47,304,028.20 × 11,338,636.40
  4. Step 4: Simplify right side
    31,536,018.80x = 536,363,176,015,146.56
  5. Step 5: Solve for x
    x = 536,363,176,015,146.56/31,536,018.80
  6. Step 6: Final answer
    x = 17,007,954.60

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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.