Home / 30,200,682.88-45,265,884.12-17,255,901.76

Finding the Fourth Proportional to 30,200,682.88, 45,265,884.12 and 17,255,901.76

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Solution

The fourth proportional to 30,200,682.88, 45,265,884.12 and 17,255,901.76 is: 25,863,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200,682.88 : 45,265,884.12 = 17,255,901.76 : x
  2. Step 2: Convert to fraction form
    30,200,682.88/45,265,884.12 = 17,255,901.76/x
  3. Step 3: Cross multiply
    30,200,682.88x = 45,265,884.12 × 17,255,901.76
  4. Step 4: Simplify right side
    30,200,682.88x = 781,103,649,454,264.12
  5. Step 5: Solve for x
    x = 781,103,649,454,264.12/30,200,682.88
  6. Step 6: Final answer
    x = 25,863,774.42

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1.5x scale

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.