Home / 45,465,251.20-68,240,992.41-28,141,047.95

Finding the Fourth Proportional to 45,465,251.20, 68,240,992.41 and 28,141,047.95

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Solution

The fourth proportional to 45,465,251.20, 68,240,992.41 and 28,141,047.95 is: 42,238,258.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465,251.20 : 68,240,992.41 = 28,141,047.95 : x
  2. Step 2: Convert to fraction form
    45,465,251.20/68,240,992.41 = 28,141,047.95/x
  3. Step 3: Cross multiply
    45,465,251.20x = 68,240,992.41 × 28,141,047.95
  4. Step 4: Simplify right side
    45,465,251.20x = 1,920,373,039,224,191
  5. Step 5: Solve for x
    x = 1,920,373,039,224,191/45,465,251.20
  6. Step 6: Final answer
    x = 42,238,258.64

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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.