Home / 12,589,813.10-18,884,719.65-12,589,813.10

Finding the Fourth Proportional to 12,589,813.10, 18,884,719.65 and 12,589,813.10

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Solution

The fourth proportional to 12,589,813.10, 18,884,719.65 and 12,589,813.10 is: 18,884,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589,813.10 : 18,884,719.65 = 12,589,813.10 : x
  2. Step 2: Convert to fraction form
    12,589,813.10/18,884,719.65 = 12,589,813.10/x
  3. Step 3: Cross multiply
    12,589,813.10x = 18,884,719.65 × 12,589,813.10
  4. Step 4: Simplify right side
    12,589,813.10x = 237,755,090,839,397.38
  5. Step 5: Solve for x
    x = 237,755,090,839,397.38/12,589,813.10
  6. Step 6: Final answer
    x = 18,884,719.65

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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.