Home / 14,321,880.80-21,482,821.20-13,762,008.80

Finding the Fourth Proportional to 14,321,880.80, 21,482,821.20 and 13,762,008.80

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Solution

The fourth proportional to 14,321,880.80, 21,482,821.20 and 13,762,008.80 is: 20,643,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321,880.80 : 21,482,821.20 = 13,762,008.80 : x
  2. Step 2: Convert to fraction form
    14,321,880.80/21,482,821.20 = 13,762,008.80/x
  3. Step 3: Cross multiply
    14,321,880.80x = 21,482,821.20 × 13,762,008.80
  4. Step 4: Simplify right side
    14,321,880.80x = 295,646,774,403,226.56
  5. Step 5: Solve for x
    x = 295,646,774,403,226.56/14,321,880.80
  6. Step 6: Final answer
    x = 20,643,013.20

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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.