Home / 15,250,628.32-21,050,585.04-9,818,116

Finding the Fourth Proportional to 15,250,628.32, 21,050,585.04 and 9,818,116

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Solution

The fourth proportional to 15,250,628.32, 21,050,585.04 and 9,818,116 is: 13,552,037.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250,628.32 : 21,050,585.04 = 9,818,116 : x
  2. Step 2: Convert to fraction form
    15,250,628.32/21,050,585.04 = 9,818,116/x
  3. Step 3: Cross multiply
    15,250,628.32x = 21,050,585.04 × 9,818,116
  4. Step 4: Simplify right side
    15,250,628.32x = 206,677,085,790,584.62
  5. Step 5: Solve for x
    x = 206,677,085,790,584.62/15,250,628.32
  6. Step 6: Final answer
    x = 13,552,037.43

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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.