Home / 12,724,414.32-19,095,019.56-6,744,981.36

Finding the Fourth Proportional to 12,724,414.32, 19,095,019.56 and 6,744,981.36

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Solution

The fourth proportional to 12,724,414.32, 19,095,019.56 and 6,744,981.36 is: 10,121,923.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724,414.32 : 19,095,019.56 = 6,744,981.36 : x
  2. Step 2: Convert to fraction form
    12,724,414.32/19,095,019.56 = 6,744,981.36/x
  3. Step 3: Cross multiply
    12,724,414.32x = 19,095,019.56 × 6,744,981.36
  4. Step 4: Simplify right side
    12,724,414.32x = 128,795,551,001,035.41
  5. Step 5: Solve for x
    x = 128,795,551,001,035.41/12,724,414.32
  6. Step 6: Final answer
    x = 10,121,923.71

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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.