Home / 65,107,731.81-89,847,542.37-35,337,741.07

Finding the Fourth Proportional to 65,107,731.81, 89,847,542.37 and 35,337,741.07

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Solution

The fourth proportional to 65,107,731.81, 89,847,542.37 and 35,337,741.07 is: 48,765,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,107,731.81 : 89,847,542.37 = 35,337,741.07 : x
  2. Step 2: Convert to fraction form
    65,107,731.81/89,847,542.37 = 35,337,741.07/x
  3. Step 3: Cross multiply
    65,107,731.81x = 89,847,542.37 × 35,337,741.07
  4. Step 4: Simplify right side
    65,107,731.81x = 3,175,009,188,046,914.50
  5. Step 5: Solve for x
    x = 3,175,009,188,046,914.50/65,107,731.81
  6. Step 6: Final answer
    x = 48,765,470.70

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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.