Home / 19,421,647-29,133,870.26-7,454,383

Finding the Fourth Proportional to 19,421,647, 29,133,870.26 and 7,454,383

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Solution

The fourth proportional to 19,421,647, 29,133,870.26 and 7,454,383 is: 11,182,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,647 : 29,133,870.26 = 7,454,383 : x
  2. Step 2: Convert to fraction form
    19,421,647/29,133,870.26 = 7,454,383/x
  3. Step 3: Cross multiply
    19,421,647x = 29,133,870.26 × 7,454,383
  4. Step 4: Simplify right side
    19,421,647x = 217,175,027,190,349.59
  5. Step 5: Solve for x
    x = 217,175,027,190,349.59/19,421,647
  6. Step 6: Final answer
    x = 11,182,111.75

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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.