Home / 19,578,367.32-27,017,541.36-10,876,313.76

Finding the Fourth Proportional to 19,578,367.32, 27,017,541.36 and 10,876,313.76

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Solution

The fourth proportional to 19,578,367.32, 27,017,541.36 and 10,876,313.76 is: 15,008,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,367.32 : 27,017,541.36 = 10,876,313.76 : x
  2. Step 2: Convert to fraction form
    19,578,367.32/27,017,541.36 = 10,876,313.76/x
  3. Step 3: Cross multiply
    19,578,367.32x = 27,017,541.36 × 10,876,313.76
  4. Step 4: Simplify right side
    19,578,367.32x = 293,851,256,855,137.12
  5. Step 5: Solve for x
    x = 293,851,256,855,137.12/19,578,367.32
  6. Step 6: Final answer
    x = 15,008,976.59

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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.