Home / 42,336,234.40-63,420,370.80-23,138,845.60

Finding the Fourth Proportional to 42,336,234.40, 63,420,370.80 and 23,138,845.60

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Solution

The fourth proportional to 42,336,234.40, 63,420,370.80 and 23,138,845.60 is: 34,662,368.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,336,234.40 : 63,420,370.80 = 23,138,845.60 : x
  2. Step 2: Convert to fraction form
    42,336,234.40/63,420,370.80 = 23,138,845.60/x
  3. Step 3: Cross multiply
    42,336,234.40x = 63,420,370.80 × 23,138,845.60
  4. Step 4: Simplify right side
    42,336,234.40x = 1,467,474,167,835,948.50
  5. Step 5: Solve for x
    x = 1,467,474,167,835,948.50/42,336,234.40
  6. Step 6: Final answer
    x = 34,662,368.74

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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.