Home / 12,524,621.92-18,781,011.36-4,851,860.40

Finding the Fourth Proportional to 12,524,621.92, 18,781,011.36 and 4,851,860.40

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Solution

The fourth proportional to 12,524,621.92, 18,781,011.36 and 4,851,860.40 is: 7,275,496.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524,621.92 : 18,781,011.36 = 4,851,860.40 : x
  2. Step 2: Convert to fraction form
    12,524,621.92/18,781,011.36 = 4,851,860.40/x
  3. Step 3: Cross multiply
    12,524,621.92x = 18,781,011.36 × 4,851,860.40
  4. Step 4: Simplify right side
    12,524,621.92x = 91,122,845,289,534.14
  5. Step 5: Solve for x
    x = 91,122,845,289,534.14/12,524,621.92
  6. Step 6: Final answer
    x = 7,275,496.69

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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.