Home / 72,526,729.76-108,790,094.62-49,738,539.68

Finding the Fourth Proportional to 72,526,729.76, 108,790,094.62 and 49,738,539.68

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Solution

The fourth proportional to 72,526,729.76, 108,790,094.62 and 49,738,539.68 is: 74,607,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,526,729.76 : 108,790,094.62 = 49,738,539.68 : x
  2. Step 2: Convert to fraction form
    72,526,729.76/108,790,094.62 = 49,738,539.68/x
  3. Step 3: Cross multiply
    72,526,729.76x = 108,790,094.62 × 49,738,539.68
  4. Step 4: Simplify right side
    72,526,729.76x = 5,411,060,438,047,825
  5. Step 5: Solve for x
    x = 5,411,060,438,047,825/72,526,729.76
  6. Step 6: Final answer
    x = 74,607,809.51

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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.