Home / 47,779,376.14-65,784,523.75-43,415,433.60

Finding the Fourth Proportional to 47,779,376.14, 65,784,523.75 and 43,415,433.60

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Solution

The fourth proportional to 47,779,376.14, 65,784,523.75 and 43,415,433.60 is: 59,776,076.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,779,376.14 : 65,784,523.75 = 43,415,433.60 : x
  2. Step 2: Convert to fraction form
    47,779,376.14/65,784,523.75 = 43,415,433.60/x
  3. Step 3: Cross multiply
    47,779,376.14x = 65,784,523.75 × 43,415,433.60
  4. Step 4: Simplify right side
    47,779,376.14x = 2,856,063,622,558,671
  5. Step 5: Solve for x
    x = 2,856,063,622,558,671/47,779,376.14
  6. Step 6: Final answer
    x = 59,776,076.07

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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.