Home / 28,484,107.40-42,726,161.58-6,918,563.76

Finding the Fourth Proportional to 28,484,107.40, 42,726,161.58 and 6,918,563.76

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Solution

The fourth proportional to 28,484,107.40, 42,726,161.58 and 6,918,563.76 is: 10,377,845.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,484,107.40 : 42,726,161.58 = 6,918,563.76 : x
  2. Step 2: Convert to fraction form
    28,484,107.40/42,726,161.58 = 6,918,563.76/x
  3. Step 3: Cross multiply
    28,484,107.40x = 42,726,161.58 × 6,918,563.76
  4. Step 4: Simplify right side
    28,484,107.40x = 295,603,673,111,292.31
  5. Step 5: Solve for x
    x = 295,603,673,111,292.31/28,484,107.40
  6. Step 6: Final answer
    x = 10,377,845.76

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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.