Home / 31,536,080.80-47,304,121.20-11,338,698.40

Finding the Fourth Proportional to 31,536,080.80, 47,304,121.20 and 11,338,698.40

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Solution

The fourth proportional to 31,536,080.80, 47,304,121.20 and 11,338,698.40 is: 17,008,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,080.80 : 47,304,121.20 = 11,338,698.40 : x
  2. Step 2: Convert to fraction form
    31,536,080.80/47,304,121.20 = 11,338,698.40/x
  3. Step 3: Cross multiply
    31,536,080.80x = 47,304,121.20 × 11,338,698.40
  4. Step 4: Simplify right side
    31,536,080.80x = 536,367,163,363,846.12
  5. Step 5: Solve for x
    x = 536,367,163,363,846.12/31,536,080.80
  6. Step 6: Final answer
    x = 17,008,047.60

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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.