Home / 30,750,965.58-42,437,218.14-17,000,815.44

Finding the Fourth Proportional to 30,750,965.58, 42,437,218.14 and 17,000,815.44

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Solution

The fourth proportional to 30,750,965.58, 42,437,218.14 and 17,000,815.44 is: 23,461,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,750,965.58 : 42,437,218.14 = 17,000,815.44 : x
  2. Step 2: Convert to fraction form
    30,750,965.58/42,437,218.14 = 17,000,815.44/x
  3. Step 3: Cross multiply
    30,750,965.58x = 42,437,218.14 × 17,000,815.44
  4. Step 4: Simplify right side
    30,750,965.58x = 721,467,313,385,160.12
  5. Step 5: Solve for x
    x = 721,467,313,385,160.12/30,750,965.58
  6. Step 6: Final answer
    x = 23,461,614.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.