Home / 19,747,976.12-29,611,312.95-8,959,390.37

Finding the Fourth Proportional to 19,747,976.12, 29,611,312.95 and 8,959,390.37

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Solution

The fourth proportional to 19,747,976.12, 29,611,312.95 and 8,959,390.37 is: 13,434,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747,976.12 : 29,611,312.95 = 8,959,390.37 : x
  2. Step 2: Convert to fraction form
    19,747,976.12/29,611,312.95 = 8,959,390.37/x
  3. Step 3: Cross multiply
    19,747,976.12x = 29,611,312.95 × 8,959,390.37
  4. Step 4: Simplify right side
    19,747,976.12x = 265,299,312,087,286.25
  5. Step 5: Solve for x
    x = 265,299,312,087,286.25/19,747,976.12
  6. Step 6: Final answer
    x = 13,434,253.24

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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.