Home / 7,105,266.40-10,645,652.40-3,310,967.20

Finding the Fourth Proportional to 7,105,266.40, 10,645,652.40 and 3,310,967.20

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Solution

The fourth proportional to 7,105,266.40, 10,645,652.40 and 3,310,967.20 is: 4,960,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,266.40 : 10,645,652.40 = 3,310,967.20 : x
  2. Step 2: Convert to fraction form
    7,105,266.40/10,645,652.40 = 3,310,967.20/x
  3. Step 3: Cross multiply
    7,105,266.40x = 10,645,652.40 × 3,310,967.20
  4. Step 4: Simplify right side
    7,105,266.40x = 35,247,405,919,001.28
  5. Step 5: Solve for x
    x = 35,247,405,919,001.28/7,105,266.40
  6. Step 6: Final answer
    x = 4,960,743.75

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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.