Home / 10,244,607.80-15,366,911.70-9,656,742.20

Finding the Fourth Proportional to 10,244,607.80, 15,366,911.70 and 9,656,742.20

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Solution

The fourth proportional to 10,244,607.80, 15,366,911.70 and 9,656,742.20 is: 14,485,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244,607.80 : 15,366,911.70 = 9,656,742.20 : x
  2. Step 2: Convert to fraction form
    10,244,607.80/15,366,911.70 = 9,656,742.20/x
  3. Step 3: Cross multiply
    10,244,607.80x = 15,366,911.70 × 9,656,742.20
  4. Step 4: Simplify right side
    10,244,607.80x = 148,394,304,697,063.72
  5. Step 5: Solve for x
    x = 148,394,304,697,063.72/10,244,607.80
  6. Step 6: Final answer
    x = 14,485,113.30

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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.