Home / 72,368,000.20-108,552,000.30-41,756,998.60

Finding the Fourth Proportional to 72,368,000.20, 108,552,000.30 and 41,756,998.60

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Solution

The fourth proportional to 72,368,000.20, 108,552,000.30 and 41,756,998.60 is: 62,635,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,368,000.20 : 108,552,000.30 = 41,756,998.60 : x
  2. Step 2: Convert to fraction form
    72,368,000.20/108,552,000.30 = 41,756,998.60/x
  3. Step 3: Cross multiply
    72,368,000.20x = 108,552,000.30 × 41,756,998.60
  4. Step 4: Simplify right side
    72,368,000.20x = 4,532,805,724,554,300
  5. Step 5: Solve for x
    x = 4,532,805,724,554,300/72,368,000.20
  6. Step 6: Final answer
    x = 62,635,497.90

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1.5x scale

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.