Home / 58,214,523.10-87,321,784.65-51,720,007.90

Finding the Fourth Proportional to 58,214,523.10, 87,321,784.65 and 51,720,007.90

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Solution

The fourth proportional to 58,214,523.10, 87,321,784.65 and 51,720,007.90 is: 77,580,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,214,523.10 : 87,321,784.65 = 51,720,007.90 : x
  2. Step 2: Convert to fraction form
    58,214,523.10/87,321,784.65 = 51,720,007.90/x
  3. Step 3: Cross multiply
    58,214,523.10x = 87,321,784.65 × 51,720,007.90
  4. Step 4: Simplify right side
    58,214,523.10x = 4,516,283,391,940,099
  5. Step 5: Solve for x
    x = 4,516,283,391,940,099/58,214,523.10
  6. Step 6: Final answer
    x = 77,580,011.85

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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.