Home / 53,142,053.80-79,713,080.70-33,994,431.40

Finding the Fourth Proportional to 53,142,053.80, 79,713,080.70 and 33,994,431.40

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Solution

The fourth proportional to 53,142,053.80, 79,713,080.70 and 33,994,431.40 is: 50,991,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,142,053.80 : 79,713,080.70 = 33,994,431.40 : x
  2. Step 2: Convert to fraction form
    53,142,053.80/79,713,080.70 = 33,994,431.40/x
  3. Step 3: Cross multiply
    53,142,053.80x = 79,713,080.70 × 33,994,431.40
  4. Step 4: Simplify right side
    53,142,053.80x = 2,709,800,853,538,814
  5. Step 5: Solve for x
    x = 2,709,800,853,538,814/53,142,053.80
  6. Step 6: Final answer
    x = 50,991,647.10

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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.