Home / 49,794,503.40-74,702,252.70-21,025,830.60

Finding the Fourth Proportional to 49,794,503.40, 74,702,252.70 and 21,025,830.60

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Solution

The fourth proportional to 49,794,503.40, 74,702,252.70 and 21,025,830.60 is: 31,543,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,794,503.40 : 74,702,252.70 = 21,025,830.60 : x
  2. Step 2: Convert to fraction form
    49,794,503.40/74,702,252.70 = 21,025,830.60/x
  3. Step 3: Cross multiply
    49,794,503.40x = 74,702,252.70 × 21,025,830.60
  4. Step 4: Simplify right side
    49,794,503.40x = 1,570,676,910,708,592.75
  5. Step 5: Solve for x
    x = 1,570,676,910,708,592.75/49,794,503.40
  6. Step 6: Final answer
    x = 31,543,178.53

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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.