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Finding the Fourth Proportional to 11,808,833.40, 17,713,250.10 and 11,808,833.40

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Solution

The fourth proportional to 11,808,833.40, 17,713,250.10 and 11,808,833.40 is: 17,713,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808,833.40 : 17,713,250.10 = 11,808,833.40 : x
  2. Step 2: Convert to fraction form
    11,808,833.40/17,713,250.10 = 11,808,833.40/x
  3. Step 3: Cross multiply
    11,808,833.40x = 17,713,250.10 × 11,808,833.40
  4. Step 4: Simplify right side
    11,808,833.40x = 209,172,819,403,433.38
  5. Step 5: Solve for x
    x = 209,172,819,403,433.38/11,808,833.40
  6. Step 6: Final answer
    x = 17,713,250.10

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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.