Home / 47,559,213.78-65,633,330.64-45,379,973.58

Finding the Fourth Proportional to 47,559,213.78, 65,633,330.64 and 45,379,973.58

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Solution

The fourth proportional to 47,559,213.78, 65,633,330.64 and 45,379,973.58 is: 62,625,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,559,213.78 : 65,633,330.64 = 45,379,973.58 : x
  2. Step 2: Convert to fraction form
    47,559,213.78/65,633,330.64 = 45,379,973.58/x
  3. Step 3: Cross multiply
    47,559,213.78x = 65,633,330.64 × 45,379,973.58
  4. Step 4: Simplify right side
    47,559,213.78x = 2,978,438,810,410,604.50
  5. Step 5: Solve for x
    x = 2,978,438,810,410,604.50/47,559,213.78
  6. Step 6: Final answer
    x = 62,625,905.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.