Home / 19,419,938.93-26,799,383.79-10,718,111.36

Finding the Fourth Proportional to 19,419,938.93, 26,799,383.79 and 10,718,111.36

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Solution

The fourth proportional to 19,419,938.93, 26,799,383.79 and 10,718,111.36 is: 14,790,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,938.93 : 26,799,383.79 = 10,718,111.36 : x
  2. Step 2: Convert to fraction form
    19,419,938.93/26,799,383.79 = 10,718,111.36/x
  3. Step 3: Cross multiply
    19,419,938.93x = 26,799,383.79 × 10,718,111.36
  4. Step 4: Simplify right side
    19,419,938.93x = 287,238,779,907,597.31
  5. Step 5: Solve for x
    x = 287,238,779,907,597.31/19,419,938.93
  6. Step 6: Final answer
    x = 14,790,920.86

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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.