Home / 29,142,208.80-43,713,313.20-13,992,487.20

Finding the Fourth Proportional to 29,142,208.80, 43,713,313.20 and 13,992,487.20

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Solution

The fourth proportional to 29,142,208.80, 43,713,313.20 and 13,992,487.20 is: 20,988,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,142,208.80 : 43,713,313.20 = 13,992,487.20 : x
  2. Step 2: Convert to fraction form
    29,142,208.80/43,713,313.20 = 13,992,487.20/x
  3. Step 3: Cross multiply
    29,142,208.80x = 43,713,313.20 × 13,992,487.20
  4. Step 4: Simplify right side
    29,142,208.80x = 611,657,975,420,591
  5. Step 5: Solve for x
    x = 611,657,975,420,591/29,142,208.80
  6. Step 6: Final answer
    x = 20,988,730.80

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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.