Home / 30,808,252.60-42,518,241.54-17,057,216.92

Finding the Fourth Proportional to 30,808,252.60, 42,518,241.54 and 17,057,216.92

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Solution

The fourth proportional to 30,808,252.60, 42,518,241.54 and 17,057,216.92 is: 23,540,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,808,252.60 : 42,518,241.54 = 17,057,216.92 : x
  2. Step 2: Convert to fraction form
    30,808,252.60/42,518,241.54 = 17,057,216.92/x
  3. Step 3: Cross multiply
    30,808,252.60x = 42,518,241.54 × 17,057,216.92
  4. Step 4: Simplify right side
    30,808,252.60x = 725,242,869,004,734.88
  5. Step 5: Solve for x
    x = 725,242,869,004,734.88/30,808,252.60
  6. Step 6: Final answer
    x = 23,540,538.91

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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.