Home / 9,319,682.80-12,861,136.02-5,245,301.80

Finding the Fourth Proportional to 9,319,682.80, 12,861,136.02 and 5,245,301.80

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Solution

The fourth proportional to 9,319,682.80, 12,861,136.02 and 5,245,301.80 is: 7,238,501.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319,682.80 : 12,861,136.02 = 5,245,301.80 : x
  2. Step 2: Convert to fraction form
    9,319,682.80/12,861,136.02 = 5,245,301.80/x
  3. Step 3: Cross multiply
    9,319,682.80x = 12,861,136.02 × 5,245,301.80
  4. Step 4: Simplify right side
    9,319,682.80x = 67,460,539,915,750.83
  5. Step 5: Solve for x
    x = 67,460,539,915,750.83/9,319,682.80
  6. Step 6: Final answer
    x = 7,238,501.71

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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.