Home / 19,172,854.07-26,459,191.56-11,339,081.57

Finding the Fourth Proportional to 19,172,854.07, 26,459,191.56 and 11,339,081.57

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Solution

The fourth proportional to 19,172,854.07, 26,459,191.56 and 11,339,081.57 is: 15,648,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,854.07 : 26,459,191.56 = 11,339,081.57 : x
  2. Step 2: Convert to fraction form
    19,172,854.07/26,459,191.56 = 11,339,081.57/x
  3. Step 3: Cross multiply
    19,172,854.07x = 26,459,191.56 × 11,339,081.57
  4. Step 4: Simplify right side
    19,172,854.07x = 300,022,931,242,799.56
  5. Step 5: Solve for x
    x = 300,022,931,242,799.56/19,172,854.07
  6. Step 6: Final answer
    x = 15,648,318.72

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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.