Home / 46,634,416.20-69,930,629.10-21,062,262.60

Finding the Fourth Proportional to 46,634,416.20, 69,930,629.10 and 21,062,262.60

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Solution

The fourth proportional to 46,634,416.20, 69,930,629.10 and 21,062,262.60 is: 31,583,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,634,416.20 : 69,930,629.10 = 21,062,262.60 : x
  2. Step 2: Convert to fraction form
    46,634,416.20/69,930,629.10 = 21,062,262.60/x
  3. Step 3: Cross multiply
    46,634,416.20x = 69,930,629.10 × 21,062,262.60
  4. Step 4: Simplify right side
    46,634,416.20x = 1,472,897,273,887,401.75
  5. Step 5: Solve for x
    x = 1,472,897,273,887,401.75/46,634,416.20
  6. Step 6: Final answer
    x = 31,583,911.50

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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.