Home / 29,606,659.56-40,844,679.30-19,820,256.77

Finding the Fourth Proportional to 29,606,659.56, 40,844,679.30 and 19,820,256.77

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Solution

The fourth proportional to 29,606,659.56, 40,844,679.30 and 19,820,256.77 is: 27,343,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,606,659.56 : 40,844,679.30 = 19,820,256.77 : x
  2. Step 2: Convert to fraction form
    29,606,659.56/40,844,679.30 = 19,820,256.77/x
  3. Step 3: Cross multiply
    29,606,659.56x = 40,844,679.30 × 19,820,256.77
  4. Step 4: Simplify right side
    29,606,659.56x = 809,552,031,516,415.50
  5. Step 5: Solve for x
    x = 809,552,031,516,415.50/29,606,659.56
  6. Step 6: Final answer
    x = 27,343,578.90

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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.