Home / 7,152,494.80-10,725,048.60-2,103,149.20

Finding the Fourth Proportional to 7,152,494.80, 10,725,048.60 and 2,103,149.20

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Solution

The fourth proportional to 7,152,494.80, 10,725,048.60 and 2,103,149.20 is: 3,153,637.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,494.80 : 10,725,048.60 = 2,103,149.20 : x
  2. Step 2: Convert to fraction form
    7,152,494.80/10,725,048.60 = 2,103,149.20/x
  3. Step 3: Cross multiply
    7,152,494.80x = 10,725,048.60 × 2,103,149.20
  4. Step 4: Simplify right side
    7,152,494.80x = 22,556,377,383,051.12
  5. Step 5: Solve for x
    x = 22,556,377,383,051.12/7,152,494.80
  6. Step 6: Final answer
    x = 3,153,637.72

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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.