Home / 12,455,662.14-17,188,824.51-6,949,038.13

Finding the Fourth Proportional to 12,455,662.14, 17,188,824.51 and 6,949,038.13

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Solution

The fourth proportional to 12,455,662.14, 17,188,824.51 and 6,949,038.13 is: 9,589,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,662.14 : 17,188,824.51 = 6,949,038.13 : x
  2. Step 2: Convert to fraction form
    12,455,662.14/17,188,824.51 = 6,949,038.13/x
  3. Step 3: Cross multiply
    12,455,662.14x = 17,188,824.51 × 6,949,038.13
  4. Step 4: Simplify right side
    12,455,662.14x = 119,445,796,886,896.53
  5. Step 5: Solve for x
    x = 119,445,796,886,896.53/12,455,662.14
  6. Step 6: Final answer
    x = 9,589,678.62

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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.