Home / 10,502,661.40-15,753,992.10-5,967,698.20

Finding the Fourth Proportional to 10,502,661.40, 15,753,992.10 and 5,967,698.20

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Solution

The fourth proportional to 10,502,661.40, 15,753,992.10 and 5,967,698.20 is: 8,951,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,661.40 : 15,753,992.10 = 5,967,698.20 : x
  2. Step 2: Convert to fraction form
    10,502,661.40/15,753,992.10 = 5,967,698.20/x
  3. Step 3: Cross multiply
    10,502,661.40x = 15,753,992.10 × 5,967,698.20
  4. Step 4: Simplify right side
    10,502,661.40x = 94,015,070,297,984.22
  5. Step 5: Solve for x
    x = 94,015,070,297,984.22/10,502,661.40
  6. Step 6: Final answer
    x = 8,951,547.30

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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.