Home / 21,587,957.40-32,363,273.70-13,059,240.60

Finding the Fourth Proportional to 21,587,957.40, 32,363,273.70 and 13,059,240.60

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Solution

The fourth proportional to 21,587,957.40, 32,363,273.70 and 13,059,240.60 is: 19,577,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,587,957.40 : 32,363,273.70 = 13,059,240.60 : x
  2. Step 2: Convert to fraction form
    21,587,957.40/32,363,273.70 = 13,059,240.60/x
  3. Step 3: Cross multiply
    21,587,957.40x = 32,363,273.70 × 13,059,240.60
  4. Step 4: Simplify right side
    21,587,957.40x = 422,639,777,851,952.19
  5. Step 5: Solve for x
    x = 422,639,777,851,952.19/21,587,957.40
  6. Step 6: Final answer
    x = 19,577,571.42

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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.