Home / 19,209,011.27-26,517,369.01-11,366,057.48

Finding the Fourth Proportional to 19,209,011.27, 26,517,369.01 and 11,366,057.48

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Solution

The fourth proportional to 19,209,011.27, 26,517,369.01 and 11,366,057.48 is: 15,690,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209,011.27 : 26,517,369.01 = 11,366,057.48 : x
  2. Step 2: Convert to fraction form
    19,209,011.27/26,517,369.01 = 11,366,057.48/x
  3. Step 3: Cross multiply
    19,209,011.27x = 26,517,369.01 × 11,366,057.48
  4. Step 4: Simplify right side
    19,209,011.27x = 301,397,940,386,030.75
  5. Step 5: Solve for x
    x = 301,397,940,386,030.75/19,209,011.27
  6. Step 6: Final answer
    x = 15,690,445.29

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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.