Home / 30,522,637.85-42,121,230.58-16,772,487.71

Finding the Fourth Proportional to 30,522,637.85, 42,121,230.58 and 16,772,487.71

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Solution

The fourth proportional to 30,522,637.85, 42,121,230.58 and 16,772,487.71 is: 23,146,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522,637.85 : 42,121,230.58 = 16,772,487.71 : x
  2. Step 2: Convert to fraction form
    30,522,637.85/42,121,230.58 = 16,772,487.71/x
  3. Step 3: Cross multiply
    30,522,637.85x = 42,121,230.58 × 16,772,487.71
  4. Step 4: Simplify right side
    30,522,637.85x = 706,477,822,022,520
  5. Step 5: Solve for x
    x = 706,477,822,022,520/30,522,637.85
  6. Step 6: Final answer
    x = 23,146,027.73

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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.