Home / 19,653,824.40-29,480,736.60-6,872,996.40

Finding the Fourth Proportional to 19,653,824.40, 29,480,736.60 and 6,872,996.40

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Solution

The fourth proportional to 19,653,824.40, 29,480,736.60 and 6,872,996.40 is: 10,309,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653,824.40 : 29,480,736.60 = 6,872,996.40 : x
  2. Step 2: Convert to fraction form
    19,653,824.40/29,480,736.60 = 6,872,996.40/x
  3. Step 3: Cross multiply
    19,653,824.40x = 29,480,736.60 × 6,872,996.40
  4. Step 4: Simplify right side
    19,653,824.40x = 202,620,996,521,148.25
  5. Step 5: Solve for x
    x = 202,620,996,521,148.25/19,653,824.40
  6. Step 6: Final answer
    x = 10,309,494.60

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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.