Home / 7,450,878.62-11,166,968.46-3,186,031.70

Finding the Fourth Proportional to 7,450,878.62, 11,166,968.46 and 3,186,031.70

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Solution

The fourth proportional to 7,450,878.62, 11,166,968.46 and 3,186,031.70 is: 4,775,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,878.62 : 11,166,968.46 = 3,186,031.70 : x
  2. Step 2: Convert to fraction form
    7,450,878.62/11,166,968.46 = 3,186,031.70/x
  3. Step 3: Cross multiply
    7,450,878.62x = 11,166,968.46 × 3,186,031.70
  4. Step 4: Simplify right side
    7,450,878.62x = 35,578,315,506,460.19
  5. Step 5: Solve for x
    x = 35,578,315,506,460.19/7,450,878.62
  6. Step 6: Final answer
    x = 4,775,049.67

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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.