Home / 12,785,617.64-19,171,803.90-4,696,504.04

Finding the Fourth Proportional to 12,785,617.64, 19,171,803.90 and 4,696,504.04

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Solution

The fourth proportional to 12,785,617.64, 19,171,803.90 and 4,696,504.04 is: 7,042,323.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785,617.64 : 19,171,803.90 = 4,696,504.04 : x
  2. Step 2: Convert to fraction form
    12,785,617.64/19,171,803.90 = 4,696,504.04/x
  3. Step 3: Cross multiply
    12,785,617.64x = 19,171,803.90 × 4,696,504.04
  4. Step 4: Simplify right side
    12,785,617.64x = 90,040,454,470,437.75
  5. Step 5: Solve for x
    x = 90,040,454,470,437.75/12,785,617.64
  6. Step 6: Final answer
    x = 7,042,323.41

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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.