Home / 19,510,807.68-29,256,976.62-7,210,736.82

Finding the Fourth Proportional to 19,510,807.68, 29,256,976.62 and 7,210,736.82

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Solution

The fourth proportional to 19,510,807.68, 29,256,976.62 and 7,210,736.82 is: 10,812,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510,807.68 : 29,256,976.62 = 7,210,736.82 : x
  2. Step 2: Convert to fraction form
    19,510,807.68/29,256,976.62 = 7,210,736.82/x
  3. Step 3: Cross multiply
    19,510,807.68x = 29,256,976.62 × 7,210,736.82
  4. Step 4: Simplify right side
    19,510,807.68x = 210,964,358,555,713.16
  5. Step 5: Solve for x
    x = 210,964,358,555,713.16/19,510,807.68
  6. Step 6: Final answer
    x = 10,812,692.23

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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.