Home / 13,305,633.40-19,958,450.10-3,208,254.40

Finding the Fourth Proportional to 13,305,633.40, 19,958,450.10 and 3,208,254.40

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Solution

The fourth proportional to 13,305,633.40, 19,958,450.10 and 3,208,254.40 is: 4,812,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,633.40 : 19,958,450.10 = 3,208,254.40 : x
  2. Step 2: Convert to fraction form
    13,305,633.40/19,958,450.10 = 3,208,254.40/x
  3. Step 3: Cross multiply
    13,305,633.40x = 19,958,450.10 × 3,208,254.40
  4. Step 4: Simplify right side
    13,305,633.40x = 64,031,785,350,505.45
  5. Step 5: Solve for x
    x = 64,031,785,350,505.45/13,305,633.40
  6. Step 6: Final answer
    x = 4,812,381.60

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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.