Home / 64,807,101.87-96,971,504.24-38,915,171.81

Finding the Fourth Proportional to 64,807,101.87, 96,971,504.24 and 38,915,171.81

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Solution

The fourth proportional to 64,807,101.87, 96,971,504.24 and 38,915,171.81 is: 58,229,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,807,101.87 : 96,971,504.24 = 38,915,171.81 : x
  2. Step 2: Convert to fraction form
    64,807,101.87/96,971,504.24 = 38,915,171.81/x
  3. Step 3: Cross multiply
    64,807,101.87x = 96,971,504.24 × 38,915,171.81
  4. Step 4: Simplify right side
    64,807,101.87x = 3,773,662,747,494,310
  5. Step 5: Solve for x
    x = 3,773,662,747,494,310/64,807,101.87
  6. Step 6: Final answer
    x = 58,229,154.50

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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.