Home / 7,000,147.50-9,660,210.04-3,780,883.50

Finding the Fourth Proportional to 7,000,147.50, 9,660,210.04 and 3,780,883.50

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Solution

The fourth proportional to 7,000,147.50, 9,660,210.04 and 3,780,883.50 is: 5,217,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,147.50 : 9,660,210.04 = 3,780,883.50 : x
  2. Step 2: Convert to fraction form
    7,000,147.50/9,660,210.04 = 3,780,883.50/x
  3. Step 3: Cross multiply
    7,000,147.50x = 9,660,210.04 × 3,780,883.50
  4. Step 4: Simplify right side
    7,000,147.50x = 36,524,128,746,770.34
  5. Step 5: Solve for x
    x = 36,524,128,746,770.34/7,000,147.50
  6. Step 6: Final answer
    x = 5,217,622.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.