Home / 13,626,603.52-20,429,815.88-8,233,991.28

Finding the Fourth Proportional to 13,626,603.52, 20,429,815.88 and 8,233,991.28

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Solution

The fourth proportional to 13,626,603.52, 20,429,815.88 and 8,233,991.28 is: 12,344,890.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,603.52 : 20,429,815.88 = 8,233,991.28 : x
  2. Step 2: Convert to fraction form
    13,626,603.52/20,429,815.88 = 8,233,991.28/x
  3. Step 3: Cross multiply
    13,626,603.52x = 20,429,815.88 × 8,233,991.28
  4. Step 4: Simplify right side
    13,626,603.52x = 168,218,925,807,925.53
  5. Step 5: Solve for x
    x = 168,218,925,807,925.53/13,626,603.52
  6. Step 6: Final answer
    x = 12,344,890.31

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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.