Home / 7,175,057.80-10,762,586.70-6,864,066.40

Finding the Fourth Proportional to 7,175,057.80, 10,762,586.70 and 6,864,066.40

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Solution

The fourth proportional to 7,175,057.80, 10,762,586.70 and 6,864,066.40 is: 10,296,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,057.80 : 10,762,586.70 = 6,864,066.40 : x
  2. Step 2: Convert to fraction form
    7,175,057.80/10,762,586.70 = 6,864,066.40/x
  3. Step 3: Cross multiply
    7,175,057.80x = 10,762,586.70 × 6,864,066.40
  4. Step 4: Simplify right side
    7,175,057.80x = 73,875,109,744,556.88
  5. Step 5: Solve for x
    x = 73,875,109,744,556.88/7,175,057.80
  6. Step 6: Final answer
    x = 10,296,099.60

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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.