Home / 7,319,683.92-10,979,445.96-3,000,770.40

Finding the Fourth Proportional to 7,319,683.92, 10,979,445.96 and 3,000,770.40

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Solution

The fourth proportional to 7,319,683.92, 10,979,445.96 and 3,000,770.40 is: 4,501,122.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319,683.92 : 10,979,445.96 = 3,000,770.40 : x
  2. Step 2: Convert to fraction form
    7,319,683.92/10,979,445.96 = 3,000,770.40/x
  3. Step 3: Cross multiply
    7,319,683.92x = 10,979,445.96 × 3,000,770.40
  4. Step 4: Simplify right side
    7,319,683.92x = 32,946,796,445,167.59
  5. Step 5: Solve for x
    x = 32,946,796,445,167.59/7,319,683.92
  6. Step 6: Final answer
    x = 4,501,122.84

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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.