Home / 51,690,737.64-71,333,232.78-28,169,280.84

Finding the Fourth Proportional to 51,690,737.64, 71,333,232.78 and 28,169,280.84

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Solution

The fourth proportional to 51,690,737.64, 71,333,232.78 and 28,169,280.84 is: 38,873,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,690,737.64 : 71,333,232.78 = 28,169,280.84 : x
  2. Step 2: Convert to fraction form
    51,690,737.64/71,333,232.78 = 28,169,280.84/x
  3. Step 3: Cross multiply
    51,690,737.64x = 71,333,232.78 × 28,169,280.84
  4. Step 4: Simplify right side
    51,690,737.64x = 2,009,405,867,404,914
  5. Step 5: Solve for x
    x = 2,009,405,867,404,914/51,690,737.64
  6. Step 6: Final answer
    x = 38,873,615.64

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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.