Home / 6,493,280.30-9,739,920.45-2,947,424.30

Finding the Fourth Proportional to 6,493,280.30, 9,739,920.45 and 2,947,424.30

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Solution

The fourth proportional to 6,493,280.30, 9,739,920.45 and 2,947,424.30 is: 4,421,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493,280.30 : 9,739,920.45 = 2,947,424.30 : x
  2. Step 2: Convert to fraction form
    6,493,280.30/9,739,920.45 = 2,947,424.30/x
  3. Step 3: Cross multiply
    6,493,280.30x = 9,739,920.45 × 2,947,424.30
  4. Step 4: Simplify right side
    6,493,280.30x = 28,707,678,214,396.93
  5. Step 5: Solve for x
    x = 28,707,678,214,396.93/6,493,280.30
  6. Step 6: Final answer
    x = 4,421,136.45

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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.