Home / 12,724,447.32-19,095,069.06-6,745,014.36

Finding the Fourth Proportional to 12,724,447.32, 19,095,069.06 and 6,745,014.36

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Solution

The fourth proportional to 12,724,447.32, 19,095,069.06 and 6,745,014.36 is: 10,121,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724,447.32 : 19,095,069.06 = 6,745,014.36 : x
  2. Step 2: Convert to fraction form
    12,724,447.32/19,095,069.06 = 6,745,014.36/x
  3. Step 3: Cross multiply
    12,724,447.32x = 19,095,069.06 × 6,745,014.36
  4. Step 4: Simplify right side
    12,724,447.32x = 128,796,515,014,891.70
  5. Step 5: Solve for x
    x = 128,796,515,014,891.70/12,724,447.32
  6. Step 6: Final answer
    x = 10,121,973.22

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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.