Home / 15,554,814.30-23,332,221.45-5,458,455.90

Finding the Fourth Proportional to 15,554,814.30, 23,332,221.45 and 5,458,455.90

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Solution

The fourth proportional to 15,554,814.30, 23,332,221.45 and 5,458,455.90 is: 8,187,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,814.30 : 23,332,221.45 = 5,458,455.90 : x
  2. Step 2: Convert to fraction form
    15,554,814.30/23,332,221.45 = 5,458,455.90/x
  3. Step 3: Cross multiply
    15,554,814.30x = 23,332,221.45 × 5,458,455.90
  4. Step 4: Simplify right side
    15,554,814.30x = 127,357,901,833,859.06
  5. Step 5: Solve for x
    x = 127,357,901,833,859.06/15,554,814.30
  6. Step 6: Final answer
    x = 8,187,683.85

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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.