Home / 10,647,374.30-15,971,061.45-6,395,846.30

Finding the Fourth Proportional to 10,647,374.30, 15,971,061.45 and 6,395,846.30

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Solution

The fourth proportional to 10,647,374.30, 15,971,061.45 and 6,395,846.30 is: 9,593,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,374.30 : 15,971,061.45 = 6,395,846.30 : x
  2. Step 2: Convert to fraction form
    10,647,374.30/15,971,061.45 = 6,395,846.30/x
  3. Step 3: Cross multiply
    10,647,374.30x = 15,971,061.45 × 6,395,846.30
  4. Step 4: Simplify right side
    10,647,374.30x = 102,148,454,282,055.12
  5. Step 5: Solve for x
    x = 102,148,454,282,055.12/10,647,374.30
  6. Step 6: Final answer
    x = 9,593,769.45

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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.