Home / 49,844,977.40-74,777,574.90-28,289,905.40

Finding the Fourth Proportional to 49,844,977.40, 74,777,574.90 and 28,289,905.40

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Solution

The fourth proportional to 49,844,977.40, 74,777,574.90 and 28,289,905.40 is: 42,440,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,844,977.40 : 74,777,574.90 = 28,289,905.40 : x
  2. Step 2: Convert to fraction form
    49,844,977.40/74,777,574.90 = 28,289,905.40/x
  3. Step 3: Cross multiply
    49,844,977.40x = 74,777,574.90 × 28,289,905.40
  4. Step 4: Simplify right side
    49,844,977.40x = 2,115,450,519,962,414.50
  5. Step 5: Solve for x
    x = 2,115,450,519,962,414.50/49,844,977.40
  6. Step 6: Final answer
    x = 42,440,595.43

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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.