Home / 40,870,244.94-61,248,429.81-20,651,884.62

Finding the Fourth Proportional to 40,870,244.94, 61,248,429.81 and 20,651,884.62

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Solution

The fourth proportional to 40,870,244.94, 61,248,429.81 and 20,651,884.62 is: 30,949,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,870,244.94 : 61,248,429.81 = 20,651,884.62 : x
  2. Step 2: Convert to fraction form
    40,870,244.94/61,248,429.81 = 20,651,884.62/x
  3. Step 3: Cross multiply
    40,870,244.94x = 61,248,429.81 × 20,651,884.62
  4. Step 4: Simplify right side
    40,870,244.94x = 1,264,895,505,592,288.75
  5. Step 5: Solve for x
    x = 1,264,895,505,592,288.75/40,870,244.94
  6. Step 6: Final answer
    x = 30,949,056.15

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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.