Home / 72,583,390.20-108,875,085.30-36,303,684.60

Finding the Fourth Proportional to 72,583,390.20, 108,875,085.30 and 36,303,684.60

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Solution

The fourth proportional to 72,583,390.20, 108,875,085.30 and 36,303,684.60 is: 54,455,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,583,390.20 : 108,875,085.30 = 36,303,684.60 : x
  2. Step 2: Convert to fraction form
    72,583,390.20/108,875,085.30 = 36,303,684.60/x
  3. Step 3: Cross multiply
    72,583,390.20x = 108,875,085.30 × 36,303,684.60
  4. Step 4: Simplify right side
    72,583,390.20x = 3,952,566,757,529,296.50
  5. Step 5: Solve for x
    x = 3,952,566,757,529,296.50/72,583,390.20
  6. Step 6: Final answer
    x = 54,455,526.90

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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.