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Finding the Fourth Proportional to 66,674,804.80, 100,016,077.92 and 25,734,471.52

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Solution

The fourth proportional to 66,674,804.80, 100,016,077.92 and 25,734,471.52 is: 38,603,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,674,804.80 : 100,016,077.92 = 25,734,471.52 : x
  2. Step 2: Convert to fraction form
    66,674,804.80/100,016,077.92 = 25,734,471.52/x
  3. Step 3: Cross multiply
    66,674,804.80x = 100,016,077.92 × 25,734,471.52
  4. Step 4: Simplify right side
    66,674,804.80x = 2,573,860,908,774,341
  5. Step 5: Solve for x
    x = 2,573,860,908,774,341/66,674,804.80
  6. Step 6: Final answer
    x = 38,603,201.26

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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.