Home / 13,122,011.70-19,683,017.55-3,537,046.80

Finding the Fourth Proportional to 13,122,011.70, 19,683,017.55 and 3,537,046.80

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Solution

The fourth proportional to 13,122,011.70, 19,683,017.55 and 3,537,046.80 is: 5,305,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,011.70 : 19,683,017.55 = 3,537,046.80 : x
  2. Step 2: Convert to fraction form
    13,122,011.70/19,683,017.55 = 3,537,046.80/x
  3. Step 3: Cross multiply
    13,122,011.70x = 19,683,017.55 × 3,537,046.80
  4. Step 4: Simplify right side
    13,122,011.70x = 69,619,754,239,571.34
  5. Step 5: Solve for x
    x = 69,619,754,239,571.34/13,122,011.70
  6. Step 6: Final answer
    x = 5,305,570.20

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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.