Home / 11,017,288.24-15,187,833.81-7,699,280.96

Finding the Fourth Proportional to 11,017,288.24, 15,187,833.81 and 7,699,280.96

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Solution

The fourth proportional to 11,017,288.24, 15,187,833.81 and 7,699,280.96 is: 10,613,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017,288.24 : 15,187,833.81 = 7,699,280.96 : x
  2. Step 2: Convert to fraction form
    11,017,288.24/15,187,833.81 = 7,699,280.96/x
  3. Step 3: Cross multiply
    11,017,288.24x = 15,187,833.81 × 7,699,280.96
  4. Step 4: Simplify right side
    11,017,288.24x = 116,935,399,676,977.27
  5. Step 5: Solve for x
    x = 116,935,399,676,977.27/11,017,288.24
  6. Step 6: Final answer
    x = 10,613,809.60

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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.