Home / 21,283,761.51-29,371,589.76-11,494,204.76

Finding the Fourth Proportional to 21,283,761.51, 29,371,589.76 and 11,494,204.76

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Solution

The fourth proportional to 21,283,761.51, 29,371,589.76 and 11,494,204.76 is: 15,862,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,283,761.51 : 29,371,589.76 = 11,494,204.76 : x
  2. Step 2: Convert to fraction form
    21,283,761.51/29,371,589.76 = 11,494,204.76/x
  3. Step 3: Cross multiply
    21,283,761.51x = 29,371,589.76 × 11,494,204.76
  4. Step 4: Simplify right side
    21,283,761.51x = 337,603,066,834,548.06
  5. Step 5: Solve for x
    x = 337,603,066,834,548.06/21,283,761.51
  6. Step 6: Final answer
    x = 15,862,001.96

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1.5x scale

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.