Home / 72,054,241.86-108,065,154.82-33,155,381.01

Finding the Fourth Proportional to 72,054,241.86, 108,065,154.82 and 33,155,381.01

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Solution

The fourth proportional to 72,054,241.86, 108,065,154.82 and 33,155,381.01 is: 49,725,613.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,054,241.86 : 108,065,154.82 = 33,155,381.01 : x
  2. Step 2: Convert to fraction form
    72,054,241.86/108,065,154.82 = 33,155,381.01/x
  3. Step 3: Cross multiply
    72,054,241.86x = 108,065,154.82 × 33,155,381.01
  4. Step 4: Simplify right side
    72,054,241.86x = 3,582,941,381,961,738
  5. Step 5: Solve for x
    x = 3,582,941,381,961,738/72,054,241.86
  6. Step 6: Final answer
    x = 49,725,613.50

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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.