Home / 7,319,682.92-10,979,444.46-3,000,769.40

Finding the Fourth Proportional to 7,319,682.92, 10,979,444.46 and 3,000,769.40

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Solution

The fourth proportional to 7,319,682.92, 10,979,444.46 and 3,000,769.40 is: 4,501,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319,682.92 : 10,979,444.46 = 3,000,769.40 : x
  2. Step 2: Convert to fraction form
    7,319,682.92/10,979,444.46 = 3,000,769.40/x
  3. Step 3: Cross multiply
    7,319,682.92x = 10,979,444.46 × 3,000,769.40
  4. Step 4: Simplify right side
    7,319,682.92x = 32,946,780,964,567.53
  5. Step 5: Solve for x
    x = 32,946,780,964,567.53/7,319,682.92
  6. Step 6: Final answer
    x = 4,501,121.34

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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.