Home / 30,410,013.92-41,966,863.32-16,658,974.40

Finding the Fourth Proportional to 30,410,013.92, 41,966,863.32 and 16,658,974.40

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Solution

The fourth proportional to 30,410,013.92, 41,966,863.32 and 16,658,974.40 is: 22,989,956.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410,013.92 : 41,966,863.32 = 16,658,974.40 : x
  2. Step 2: Convert to fraction form
    30,410,013.92/41,966,863.32 = 16,658,974.40/x
  3. Step 3: Cross multiply
    30,410,013.92x = 41,966,863.32 × 16,658,974.40
  4. Step 4: Simplify right side
    30,410,013.92x = 699,124,901,696,179
  5. Step 5: Solve for x
    x = 699,124,901,696,179/30,410,013.92
  6. Step 6: Final answer
    x = 22,989,956.65

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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.