Home / 75,211,137.12-112,826,748.96-29,762,303.04

Finding the Fourth Proportional to 75,211,137.12, 112,826,748.96 and 29,762,303.04

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Solution

The fourth proportional to 75,211,137.12, 112,826,748.96 and 29,762,303.04 is: 44,647,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,211,137.12 : 112,826,748.96 = 29,762,303.04 : x
  2. Step 2: Convert to fraction form
    75,211,137.12/112,826,748.96 = 29,762,303.04/x
  3. Step 3: Cross multiply
    75,211,137.12x = 112,826,748.96 × 29,762,303.04
  4. Step 4: Simplify right side
    75,211,137.12x = 3,357,983,893,565,524.50
  5. Step 5: Solve for x
    x = 3,357,983,893,565,524.50/75,211,137.12
  6. Step 6: Final answer
    x = 44,647,428.85

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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.