Home / 28,171,950.30-42,257,925.45-27,605,079.90

Finding the Fourth Proportional to 28,171,950.30, 42,257,925.45 and 27,605,079.90

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Solution

The fourth proportional to 28,171,950.30, 42,257,925.45 and 27,605,079.90 is: 41,407,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,171,950.30 : 42,257,925.45 = 27,605,079.90 : x
  2. Step 2: Convert to fraction form
    28,171,950.30/42,257,925.45 = 27,605,079.90/x
  3. Step 3: Cross multiply
    28,171,950.30x = 42,257,925.45 × 27,605,079.90
  4. Step 4: Simplify right side
    28,171,950.30x = 1,166,533,408,455,493.50
  5. Step 5: Solve for x
    x = 1,166,533,408,455,493.50/28,171,950.30
  6. Step 6: Final answer
    x = 41,407,619.85

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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.