Home / 39,414,204-59,121,280.89-28,699,664.40

Finding the Fourth Proportional to 39,414,204, 59,121,280.89 and 28,699,664.40

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Solution

The fourth proportional to 39,414,204, 59,121,280.89 and 28,699,664.40 is: 43,049,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,414,204 : 59,121,280.89 = 28,699,664.40 : x
  2. Step 2: Convert to fraction form
    39,414,204/59,121,280.89 = 28,699,664.40/x
  3. Step 3: Cross multiply
    39,414,204x = 59,121,280.89 × 28,699,664.40
  4. Step 4: Simplify right side
    39,414,204x = 1,696,760,920,441,133.25
  5. Step 5: Solve for x
    x = 1,696,760,920,441,133.25/39,414,204
  6. Step 6: Final answer
    x = 43,049,478.32

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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.