Home / 30,157,946.34-41,618,146.86-16,407,008.88

Finding the Fourth Proportional to 30,157,946.34, 41,618,146.86 and 16,407,008.88

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Solution

The fourth proportional to 30,157,946.34, 41,618,146.86 and 16,407,008.88 is: 22,641,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,157,946.34 : 41,618,146.86 = 16,407,008.88 : x
  2. Step 2: Convert to fraction form
    30,157,946.34/41,618,146.86 = 16,407,008.88/x
  3. Step 3: Cross multiply
    30,157,946.34x = 41,618,146.86 × 16,407,008.88
  4. Step 4: Simplify right side
    30,157,946.34x = 682,829,305,101,164.12
  5. Step 5: Solve for x
    x = 682,829,305,101,164.12/30,157,946.34
  6. Step 6: Final answer
    x = 22,641,770.68

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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.