Home / 17,870,415.60-26,805,623.40-7,090,287.60

Finding the Fourth Proportional to 17,870,415.60, 26,805,623.40 and 7,090,287.60

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Solution

The fourth proportional to 17,870,415.60, 26,805,623.40 and 7,090,287.60 is: 10,635,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870,415.60 : 26,805,623.40 = 7,090,287.60 : x
  2. Step 2: Convert to fraction form
    17,870,415.60/26,805,623.40 = 7,090,287.60/x
  3. Step 3: Cross multiply
    17,870,415.60x = 26,805,623.40 × 7,090,287.60
  4. Step 4: Simplify right side
    17,870,415.60x = 190,059,579,203,289.81
  5. Step 5: Solve for x
    x = 190,059,579,203,289.81/17,870,415.60
  6. Step 6: Final answer
    x = 10,635,431.40

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Double scale
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Similar ratio
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1.5x scale

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.