Home / 39,725,275.40-59,587,913.10-20,561,906.60

Finding the Fourth Proportional to 39,725,275.40, 59,587,913.10 and 20,561,906.60

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Solution

The fourth proportional to 39,725,275.40, 59,587,913.10 and 20,561,906.60 is: 30,842,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725,275.40 : 59,587,913.10 = 20,561,906.60 : x
  2. Step 2: Convert to fraction form
    39,725,275.40/59,587,913.10 = 20,561,906.60/x
  3. Step 3: Cross multiply
    39,725,275.40x = 59,587,913.10 × 20,561,906.60
  4. Step 4: Simplify right side
    39,725,275.40x = 1,225,241,103,651,116.50
  5. Step 5: Solve for x
    x = 1,225,241,103,651,116.50/39,725,275.40
  6. Step 6: Final answer
    x = 30,842,859.90

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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.