Home / 63,223,426.88-94,848,677.34-18,911,192.78

Finding the Fourth Proportional to 63,223,426.88, 94,848,677.34 and 18,911,192.78

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Solution

The fourth proportional to 63,223,426.88, 94,848,677.34 and 18,911,192.78 is: 28,370,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,223,426.88 : 94,848,677.34 = 18,911,192.78 : x
  2. Step 2: Convert to fraction form
    63,223,426.88/94,848,677.34 = 18,911,192.78/x
  3. Step 3: Cross multiply
    63,223,426.88x = 94,848,677.34 × 18,911,192.78
  4. Step 4: Simplify right side
    63,223,426.88x = 1,793,701,622,104,757.75
  5. Step 5: Solve for x
    x = 1,793,701,622,104,757.75/63,223,426.88
  6. Step 6: Final answer
    x = 28,370,838.32

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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.