Home / 11,655,073.30-16,047,401.25-9,909,309.46

Finding the Fourth Proportional to 11,655,073.30, 16,047,401.25 and 9,909,309.46

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Solution

The fourth proportional to 11,655,073.30, 16,047,401.25 and 9,909,309.46 is: 13,643,729.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655,073.30 : 16,047,401.25 = 9,909,309.46 : x
  2. Step 2: Convert to fraction form
    11,655,073.30/16,047,401.25 = 9,909,309.46/x
  3. Step 3: Cross multiply
    11,655,073.30x = 16,047,401.25 × 9,909,309.46
  4. Step 4: Simplify right side
    11,655,073.30x = 159,018,665,015,040.84
  5. Step 5: Solve for x
    x = 159,018,665,015,040.84/11,655,073.30
  6. Step 6: Final answer
    x = 13,643,729.29

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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.