Home / 56,795,910.40-85,193,865.60-38,880,006.40

Finding the Fourth Proportional to 56,795,910.40, 85,193,865.60 and 38,880,006.40

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Solution

The fourth proportional to 56,795,910.40, 85,193,865.60 and 38,880,006.40 is: 58,320,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,795,910.40 : 85,193,865.60 = 38,880,006.40 : x
  2. Step 2: Convert to fraction form
    56,795,910.40/85,193,865.60 = 38,880,006.40/x
  3. Step 3: Cross multiply
    56,795,910.40x = 85,193,865.60 × 38,880,006.40
  4. Step 4: Simplify right side
    56,795,910.40x = 3,312,338,039,768,739.50
  5. Step 5: Solve for x
    x = 3,312,338,039,768,739.50/56,795,910.40
  6. Step 6: Final answer
    x = 58,320,009.60

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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.