Home / 11,287,463.55-15,576,904.89-6,393,701.72

Finding the Fourth Proportional to 11,287,463.55, 15,576,904.89 and 6,393,701.72

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Solution

The fourth proportional to 11,287,463.55, 15,576,904.89 and 6,393,701.72 is: 8,823,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287,463.55 : 15,576,904.89 = 6,393,701.72 : x
  2. Step 2: Convert to fraction form
    11,287,463.55/15,576,904.89 = 6,393,701.72/x
  3. Step 3: Cross multiply
    11,287,463.55x = 15,576,904.89 × 6,393,701.72
  4. Step 4: Simplify right side
    11,287,463.55x = 99,594,083,509,584.89
  5. Step 5: Solve for x
    x = 99,594,083,509,584.89/11,287,463.55
  6. Step 6: Final answer
    x = 8,823,424.60

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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.