Home / 19,442,837.18-26,831,882.68-11,182,886.22

Finding the Fourth Proportional to 19,442,837.18, 26,831,882.68 and 11,182,886.22

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Solution

The fourth proportional to 19,442,837.18, 26,831,882.68 and 11,182,886.22 is: 15,432,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,837.18 : 26,831,882.68 = 11,182,886.22 : x
  2. Step 2: Convert to fraction form
    19,442,837.18/26,831,882.68 = 11,182,886.22/x
  3. Step 3: Cross multiply
    19,442,837.18x = 26,831,882.68 × 11,182,886.22
  4. Step 4: Simplify right side
    19,442,837.18x = 300,057,891,078,828.69
  5. Step 5: Solve for x
    x = 300,057,891,078,828.69/19,442,837.18
  6. Step 6: Final answer
    x = 15,432,824.35

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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.