Home / 16,681,331.10-25,021,996.65-7,097,022.30

Finding the Fourth Proportional to 16,681,331.10, 25,021,996.65 and 7,097,022.30

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Solution

The fourth proportional to 16,681,331.10, 25,021,996.65 and 7,097,022.30 is: 10,645,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681,331.10 : 25,021,996.65 = 7,097,022.30 : x
  2. Step 2: Convert to fraction form
    16,681,331.10/25,021,996.65 = 7,097,022.30/x
  3. Step 3: Cross multiply
    16,681,331.10x = 25,021,996.65 × 7,097,022.30
  4. Step 4: Simplify right side
    16,681,331.10x = 177,581,668,215,575.28
  5. Step 5: Solve for x
    x = 177,581,668,215,575.28/16,681,331.10
  6. Step 6: Final answer
    x = 10,645,533.45

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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.