Home / 72,705,773.52-100,333,489.32-41,343,825.24

Finding the Fourth Proportional to 72,705,773.52, 100,333,489.32 and 41,343,825.24

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Solution

The fourth proportional to 72,705,773.52, 100,333,489.32 and 41,343,825.24 is: 57,054,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,705,773.52 : 100,333,489.32 = 41,343,825.24 : x
  2. Step 2: Convert to fraction form
    72,705,773.52/100,333,489.32 = 41,343,825.24/x
  3. Step 3: Cross multiply
    72,705,773.52x = 100,333,489.32 × 41,343,825.24
  4. Step 4: Simplify right side
    72,705,773.52x = 4,148,170,248,165,486.50
  5. Step 5: Solve for x
    x = 4,148,170,248,165,486.50/72,705,773.52
  6. Step 6: Final answer
    x = 57,054,206.94

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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.