Home / 30,841,240.68-42,561,162.18-17,090,434.44

Finding the Fourth Proportional to 30,841,240.68, 42,561,162.18 and 17,090,434.44

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Solution

The fourth proportional to 30,841,240.68, 42,561,162.18 and 17,090,434.44 is: 23,584,938.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,841,240.68 : 42,561,162.18 = 17,090,434.44 : x
  2. Step 2: Convert to fraction form
    30,841,240.68/42,561,162.18 = 17,090,434.44/x
  3. Step 3: Cross multiply
    30,841,240.68x = 42,561,162.18 × 17,090,434.44
  4. Step 4: Simplify right side
    30,841,240.68x = 727,388,751,927,497.50
  5. Step 5: Solve for x
    x = 727,388,751,927,497.50/30,841,240.68
  6. Step 6: Final answer
    x = 23,584,938.09

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Double scale
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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.