Home / 14,041,040.70-21,037,941.45-12,009,755.10

Finding the Fourth Proportional to 14,041,040.70, 21,037,941.45 and 12,009,755.10

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Solution

The fourth proportional to 14,041,040.70, 21,037,941.45 and 12,009,755.10 is: 17,994,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,040.70 : 21,037,941.45 = 12,009,755.10 : x
  2. Step 2: Convert to fraction form
    14,041,040.70/21,037,941.45 = 12,009,755.10/x
  3. Step 3: Cross multiply
    14,041,040.70x = 21,037,941.45 × 12,009,755.10
  4. Step 4: Simplify right side
    14,041,040.70x = 252,660,524,622,638.88
  5. Step 5: Solve for x
    x = 252,660,524,622,638.88/14,041,040.70
  6. Step 6: Final answer
    x = 17,994,430.04

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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.