Home / 77,548,467.96-107,017,536.96-42,741,247.32

Finding the Fourth Proportional to 77,548,467.96, 107,017,536.96 and 42,741,247.32

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Solution

The fourth proportional to 77,548,467.96, 107,017,536.96 and 42,741,247.32 is: 58,983,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548,467.96 : 107,017,536.96 = 42,741,247.32 : x
  2. Step 2: Convert to fraction form
    77,548,467.96/107,017,536.96 = 42,741,247.32/x
  3. Step 3: Cross multiply
    77,548,467.96x = 107,017,536.96 × 42,741,247.32
  4. Step 4: Simplify right side
    77,548,467.96x = 4,574,063,014,784,601
  5. Step 5: Solve for x
    x = 4,574,063,014,784,601/77,548,467.96
  6. Step 6: Final answer
    x = 58,983,280.20

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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.