Home / 50,505,585.18-69,716,549.22-39,319,914.78

Finding the Fourth Proportional to 50,505,585.18, 69,716,549.22 and 39,319,914.78

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Solution

The fourth proportional to 50,505,585.18, 69,716,549.22 and 39,319,914.78 is: 54,276,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,505,585.18 : 69,716,549.22 = 39,319,914.78 : x
  2. Step 2: Convert to fraction form
    50,505,585.18/69,716,549.22 = 39,319,914.78/x
  3. Step 3: Cross multiply
    50,505,585.18x = 69,716,549.22 × 39,319,914.78
  4. Step 4: Simplify right side
    50,505,585.18x = 2,741,248,774,086,075.50
  5. Step 5: Solve for x
    x = 2,741,248,774,086,075.50/50,505,585.18
  6. Step 6: Final answer
    x = 54,276,151.13

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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.