Home / 14,621,804.75-20,179,444.14-8,095,434.21

Finding the Fourth Proportional to 14,621,804.75, 20,179,444.14 and 8,095,434.21

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Solution

The fourth proportional to 14,621,804.75, 20,179,444.14 and 8,095,434.21 is: 11,172,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621,804.75 : 20,179,444.14 = 8,095,434.21 : x
  2. Step 2: Convert to fraction form
    14,621,804.75/20,179,444.14 = 8,095,434.21/x
  3. Step 3: Cross multiply
    14,621,804.75x = 20,179,444.14 × 8,095,434.21
  4. Step 4: Simplify right side
    14,621,804.75x = 163,361,362,429,740.03
  5. Step 5: Solve for x
    x = 163,361,362,429,740.03/14,621,804.75
  6. Step 6: Final answer
    x = 11,172,448.63

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Double scale
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1.5x scale

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.