Home / 39,863,957.60-59,795,936.40-21,676,865.60

Finding the Fourth Proportional to 39,863,957.60, 59,795,936.40 and 21,676,865.60

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Solution

The fourth proportional to 39,863,957.60, 59,795,936.40 and 21,676,865.60 is: 32,515,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,863,957.60 : 59,795,936.40 = 21,676,865.60 : x
  2. Step 2: Convert to fraction form
    39,863,957.60/59,795,936.40 = 21,676,865.60/x
  3. Step 3: Cross multiply
    39,863,957.60x = 59,795,936.40 × 21,676,865.60
  4. Step 4: Simplify right side
    39,863,957.60x = 1,296,188,476,768,948
  5. Step 5: Solve for x
    x = 1,296,188,476,768,948/39,863,957.60
  6. Step 6: Final answer
    x = 32,515,298.40

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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.