Home / 67,670,999.64-93,383,562.89-38,301,701.46

Finding the Fourth Proportional to 67,670,999.64, 93,383,562.89 and 38,301,701.46

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Solution

The fourth proportional to 67,670,999.64, 93,383,562.89 and 38,301,701.46 is: 52,854,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,670,999.64 : 93,383,562.89 = 38,301,701.46 : x
  2. Step 2: Convert to fraction form
    67,670,999.64/93,383,562.89 = 38,301,701.46/x
  3. Step 3: Cross multiply
    67,670,999.64x = 93,383,562.89 × 38,301,701.46
  4. Step 4: Simplify right side
    67,670,999.64x = 3,576,749,347,354,670
  5. Step 5: Solve for x
    x = 3,576,749,347,354,670/67,670,999.64
  6. Step 6: Final answer
    x = 52,854,980.22

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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.