Home / 57,216,245.40-85,824,368.10-16,830,811.80

Finding the Fourth Proportional to 57,216,245.40, 85,824,368.10 and 16,830,811.80

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Solution

The fourth proportional to 57,216,245.40, 85,824,368.10 and 16,830,811.80 is: 25,246,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216,245.40 : 85,824,368.10 = 16,830,811.80 : x
  2. Step 2: Convert to fraction form
    57,216,245.40/85,824,368.10 = 16,830,811.80/x
  3. Step 3: Cross multiply
    57,216,245.40x = 85,824,368.10 × 16,830,811.80
  4. Step 4: Simplify right side
    57,216,245.40x = 1,444,493,787,345,023.50
  5. Step 5: Solve for x
    x = 1,444,493,787,345,023.50/57,216,245.40
  6. Step 6: Final answer
    x = 25,246,217.70

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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.