Home / 8,651,509.40-12,963,267.30-5,450,907.80

Finding the Fourth Proportional to 8,651,509.40, 12,963,267.30 and 5,450,907.80

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Solution

The fourth proportional to 8,651,509.40, 12,963,267.30 and 5,450,907.80 is: 8,167,542.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,509.40 : 12,963,267.30 = 5,450,907.80 : x
  2. Step 2: Convert to fraction form
    8,651,509.40/12,963,267.30 = 5,450,907.80/x
  3. Step 3: Cross multiply
    8,651,509.40x = 12,963,267.30 × 5,450,907.80
  4. Step 4: Simplify right side
    8,651,509.40x = 70,661,574,839,054.94
  5. Step 5: Solve for x
    x = 70,661,574,839,054.94/8,651,509.40
  6. Step 6: Final answer
    x = 8,167,542.98

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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.