Home / 15,719,776.61-21,693,069.52-8,844,242.27

Finding the Fourth Proportional to 15,719,776.61, 21,693,069.52 and 8,844,242.27

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Solution

The fourth proportional to 15,719,776.61, 21,693,069.52 and 8,844,242.27 is: 12,204,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,776.61 : 21,693,069.52 = 8,844,242.27 : x
  2. Step 2: Convert to fraction form
    15,719,776.61/21,693,069.52 = 8,844,242.27/x
  3. Step 3: Cross multiply
    15,719,776.61x = 21,693,069.52 × 8,844,242.27
  4. Step 4: Simplify right side
    15,719,776.61x = 191,858,762,370,611.41
  5. Step 5: Solve for x
    x = 191,858,762,370,611.41/15,719,776.61
  6. Step 6: Final answer
    x = 12,204,929.31

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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.