Home / 5,338,721.80-8,007,305.10-1,551,809.80

Finding the Fourth Proportional to 5,338,721.80, 8,007,305.10 and 1,551,809.80

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Solution

The fourth proportional to 5,338,721.80, 8,007,305.10 and 1,551,809.80 is: 2,327,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,721.80 : 8,007,305.10 = 1,551,809.80 : x
  2. Step 2: Convert to fraction form
    5,338,721.80/8,007,305.10 = 1,551,809.80/x
  3. Step 3: Cross multiply
    5,338,721.80x = 8,007,305.10 × 1,551,809.80
  4. Step 4: Simplify right side
    5,338,721.80x = 12,425,814,525,769.98
  5. Step 5: Solve for x
    x = 12,425,814,525,769.98/5,338,721.80
  6. Step 6: Final answer
    x = 2,327,488.67

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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.