Home / 21,730,331.60-32,571,689.40-10,930,408.40

Finding the Fourth Proportional to 21,730,331.60, 32,571,689.40 and 10,930,408.40

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Solution

The fourth proportional to 21,730,331.60, 32,571,689.40 and 10,930,408.40 is: 16,383,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,331.60 : 32,571,689.40 = 10,930,408.40 : x
  2. Step 2: Convert to fraction form
    21,730,331.60/32,571,689.40 = 10,930,408.40/x
  3. Step 3: Cross multiply
    21,730,331.60x = 32,571,689.40 × 10,930,408.40
  4. Step 4: Simplify right side
    21,730,331.60x = 356,021,867,419,950.94
  5. Step 5: Solve for x
    x = 356,021,867,419,950.94/21,730,331.60
  6. Step 6: Final answer
    x = 16,383,637.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.