Home / 58,455,074.20-87,682,611.30-56,103,611.80

Finding the Fourth Proportional to 58,455,074.20, 87,682,611.30 and 56,103,611.80

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Solution

The fourth proportional to 58,455,074.20, 87,682,611.30 and 56,103,611.80 is: 84,155,417.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,455,074.20 : 87,682,611.30 = 56,103,611.80 : x
  2. Step 2: Convert to fraction form
    58,455,074.20/87,682,611.30 = 56,103,611.80/x
  3. Step 3: Cross multiply
    58,455,074.20x = 87,682,611.30 × 56,103,611.80
  4. Step 4: Simplify right side
    58,455,074.20x = 4,919,311,185,985,493
  5. Step 5: Solve for x
    x = 4,919,311,185,985,493/58,455,074.20
  6. Step 6: Final answer
    x = 84,155,417.70

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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.