Home / 40,740,501.11-61,137,674.34-19,181,268.32

Finding the Fourth Proportional to 40,740,501.11, 61,137,674.34 and 19,181,268.32

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Solution

The fourth proportional to 40,740,501.11, 61,137,674.34 and 19,181,268.32 is: 28,784,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740,501.11 : 61,137,674.34 = 19,181,268.32 : x
  2. Step 2: Convert to fraction form
    40,740,501.11/61,137,674.34 = 19,181,268.32/x
  3. Step 3: Cross multiply
    40,740,501.11x = 61,137,674.34 × 19,181,268.32
  4. Step 4: Simplify right side
    40,740,501.11x = 1,172,698,135,880,412.50
  5. Step 5: Solve for x
    x = 1,172,698,135,880,412.50/40,740,501.11
  6. Step 6: Final answer
    x = 28,784,578.10

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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.