Home / 30,454,222.40-42,028,366.56-16,704,465.92

Finding the Fourth Proportional to 30,454,222.40, 42,028,366.56 and 16,704,465.92

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Solution

The fourth proportional to 30,454,222.40, 42,028,366.56 and 16,704,465.92 is: 23,053,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,454,222.40 : 42,028,366.56 = 16,704,465.92 : x
  2. Step 2: Convert to fraction form
    30,454,222.40/42,028,366.56 = 16,704,465.92/x
  3. Step 3: Cross multiply
    30,454,222.40x = 42,028,366.56 × 16,704,465.92
  4. Step 4: Simplify right side
    30,454,222.40x = 702,061,416,874,787.62
  5. Step 5: Solve for x
    x = 702,061,416,874,787.62/30,454,222.40
  6. Step 6: Final answer
    x = 23,053,007.48

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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.