Home / 22,637,132-31,237,448.64-12,847,575.68

Finding the Fourth Proportional to 22,637,132, 31,237,448.64 and 12,847,575.68

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Solution

The fourth proportional to 22,637,132, 31,237,448.64 and 12,847,575.68 is: 17,728,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637,132 : 31,237,448.64 = 12,847,575.68 : x
  2. Step 2: Convert to fraction form
    22,637,132/31,237,448.64 = 12,847,575.68/x
  3. Step 3: Cross multiply
    22,637,132x = 31,237,448.64 × 12,847,575.68
  4. Step 4: Simplify right side
    22,637,132x = 401,325,485,452,513.06
  5. Step 5: Solve for x
    x = 401,325,485,452,513.06/22,637,132
  6. Step 6: Final answer
    x = 17,728,636.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.