Home / 28,629,929.97-42,963,790.65-15,176,205.81

Finding the Fourth Proportional to 28,629,929.97, 42,963,790.65 and 15,176,205.81

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Solution

The fourth proportional to 28,629,929.97, 42,963,790.65 and 15,176,205.81 is: 22,774,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,629,929.97 : 42,963,790.65 = 15,176,205.81 : x
  2. Step 2: Convert to fraction form
    28,629,929.97/42,963,790.65 = 15,176,205.81/x
  3. Step 3: Cross multiply
    28,629,929.97x = 42,963,790.65 × 15,176,205.81
  4. Step 4: Simplify right side
    28,629,929.97x = 652,027,329,282,153.62
  5. Step 5: Solve for x
    x = 652,027,329,282,153.62/28,629,929.97
  6. Step 6: Final answer
    x = 22,774,324.98

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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.