Home / 30,472,397.44-42,054,520.08-16,724,019.04

Finding the Fourth Proportional to 30,472,397.44, 42,054,520.08 and 16,724,019.04

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Solution

The fourth proportional to 30,472,397.44, 42,054,520.08 and 16,724,019.04 is: 23,080,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,472,397.44 : 42,054,520.08 = 16,724,019.04 : x
  2. Step 2: Convert to fraction form
    30,472,397.44/42,054,520.08 = 16,724,019.04/x
  3. Step 3: Cross multiply
    30,472,397.44x = 42,054,520.08 × 16,724,019.04
  4. Step 4: Simplify right side
    30,472,397.44x = 703,320,594,535,982.25
  5. Step 5: Solve for x
    x = 703,320,594,535,982.25/30,472,397.44
  6. Step 6: Final answer
    x = 23,080,579.59

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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.