Home / 19,327,428.48-26,669,684.16-11,592,785.28

Finding the Fourth Proportional to 19,327,428.48, 26,669,684.16 and 11,592,785.28

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Solution

The fourth proportional to 19,327,428.48, 26,669,684.16 and 11,592,785.28 is: 15,996,743.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327,428.48 : 26,669,684.16 = 11,592,785.28 : x
  2. Step 2: Convert to fraction form
    19,327,428.48/26,669,684.16 = 11,592,785.28/x
  3. Step 3: Cross multiply
    19,327,428.48x = 26,669,684.16 × 11,592,785.28
  4. Step 4: Simplify right side
    19,327,428.48x = 309,175,921,952,297.12
  5. Step 5: Solve for x
    x = 309,175,921,952,297.12/19,327,428.48
  6. Step 6: Final answer
    x = 15,996,743.81

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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.