Home / 12,815,608.24-19,220,962.38-3,840,160.24

Finding the Fourth Proportional to 12,815,608.24, 19,220,962.38 and 3,840,160.24

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Solution

The fourth proportional to 12,815,608.24, 19,220,962.38 and 3,840,160.24 is: 5,759,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815,608.24 : 19,220,962.38 = 3,840,160.24 : x
  2. Step 2: Convert to fraction form
    12,815,608.24/19,220,962.38 = 3,840,160.24/x
  3. Step 3: Cross multiply
    12,815,608.24x = 19,220,962.38 × 3,840,160.24
  4. Step 4: Simplify right side
    12,815,608.24x = 73,811,575,506,211.77
  5. Step 5: Solve for x
    x = 73,811,575,506,211.77/12,815,608.24
  6. Step 6: Final answer
    x = 5,759,506.23

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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.