Home / 12,635,841.17-17,448,090.12-7,997,808.30

Finding the Fourth Proportional to 12,635,841.17, 17,448,090.12 and 7,997,808.30

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Solution

The fourth proportional to 12,635,841.17, 17,448,090.12 and 7,997,808.30 is: 11,043,703.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,841.17 : 17,448,090.12 = 7,997,808.30 : x
  2. Step 2: Convert to fraction form
    12,635,841.17/17,448,090.12 = 7,997,808.30/x
  3. Step 3: Cross multiply
    12,635,841.17x = 17,448,090.12 × 7,997,808.30
  4. Step 4: Simplify right side
    12,635,841.17x = 139,546,479,980,884
  5. Step 5: Solve for x
    x = 139,546,479,980,884/12,635,841.17
  6. Step 6: Final answer
    x = 11,043,703.24

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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.