Home / 72,635,245.63-108,952,985.28-22,100,330.25

Finding the Fourth Proportional to 72,635,245.63, 108,952,985.28 and 22,100,330.25

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Solution

The fourth proportional to 72,635,245.63, 108,952,985.28 and 22,100,330.25 is: 33,150,530.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,635,245.63 : 108,952,985.28 = 22,100,330.25 : x
  2. Step 2: Convert to fraction form
    72,635,245.63/108,952,985.28 = 22,100,330.25/x
  3. Step 3: Cross multiply
    72,635,245.63x = 108,952,985.28 × 22,100,330.25
  4. Step 4: Simplify right side
    72,635,245.63x = 2,407,896,956,494,265
  5. Step 5: Solve for x
    x = 2,407,896,956,494,265/72,635,245.63
  6. Step 6: Final answer
    x = 33,150,530.93

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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.