Home / 72,610,526.77-108,938,814.50-25,923,010.93

Finding the Fourth Proportional to 72,610,526.77, 108,938,814.50 and 25,923,010.93

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Solution

The fourth proportional to 72,610,526.77, 108,938,814.50 and 25,923,010.93 is: 38,892,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,610,526.77 : 108,938,814.50 = 25,923,010.93 : x
  2. Step 2: Convert to fraction form
    72,610,526.77/108,938,814.50 = 25,923,010.93/x
  3. Step 3: Cross multiply
    72,610,526.77x = 108,938,814.50 × 25,923,010.93
  4. Step 4: Simplify right side
    72,610,526.77x = 2,824,022,078,777,202.50
  5. Step 5: Solve for x
    x = 2,824,022,078,777,202.50/72,610,526.77
  6. Step 6: Final answer
    x = 38,892,736.42

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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.